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fire, that the Stereotype plates may be per cent. will accrue to the public in inttantly put to press, instead of going the prices of all books of ftandard rethrough the tedious operations of move putation and sale, which, I believe, are able type printing; and thus no loss will pretty accurately ascertained to combe fustained from the works being out of prehend THREE FOURTHS of all the book print.6thly. In Stereotype, every page printing of England, Scotland, and Ireof the most extensive work has a separate land. It is fair to conclude, therefore, plate; all the pages, therefore, of the said that the fales, both at home and abroad, work, must be equally new and beautiful. will be considerably increased, and that By the old method, the types of each theet the duties on paper will be proportionally are diftributed, and with them the fuc- productive ; fu that the public will be be ceeding fleets are composed; fo that, al- nefited in a twofold way by a general though the first few theets of a volume adoption and encouragement of the Stemay be well printed, the last part of the reotype art. With this view, I think the fame volume, in consequence of the types period is now arrived when I ought to being in a gradual state of wear as the announce to all the respectable claties bework proceeds, will appear to be exe- fore mentioned, particularly to Printers cuted in a very inferior manner.- and Bookfellers, that I am fully prepared 7dily. The Stercotype art poffeffes a to enable them to participato in the ad

security against error, which must stamp vantages to be derived from the Stereoevery work fo printed with a superiority type art, in any way that may be most of character that no book from move conducive to their particular interests, able types ever can attain. What an either individually or collectively. With iraportant consideration it is, that the in- respect to the improvements by Earl Stanaccuracies of language, the incorrectness hope in the construction of printing-presses, of orthography, the blunders in punctu- I deny that it is possible to introduce the ation, and the accidental mistakes that principles which cominand the power are continually occurring in the printing and regulate the truth of this ingenious of works by moveable types, and to invention of his Lord/hip’s mto the comwhich every new edition fuperadds its non working presles hitherto in general own particular thare of error, what a use.” gratifying security it is, that all descrip An Encyclopædia of Manufactures is tions of error are not only completely announced, in which it is intended to cured by the Stereotype invention, but trace every raw material from its growth that the certainty of the Stereotype plates until it is delivered into the hands of the remainining correct, may be almost aş workman, to develope the various modes fully relied on as if the pollibility of error of its fabrication, to point out the imdid not at all exist ! If thefe obferva- provements ench art has received, and to tions be just with reference to the print detail the history and progress of the iming of English books, how forcibly must provements, with hints for their farther they be felt when applied to the other extenfion and fimplification. It will be languages generally taught in this coun- completed in eight or ten volumes octavo; tryl-how much inore forcibly when ap- and it is intended to publith a part every plied to those languages which are the two montlis, containing fix theets of let. native diale&ts of the most ignorant claffes - ter-prefs, with a futticient number of throughout the United Kingdom, but plates to illustrate the different subjects, which are as little understood as they waking a volume annually. are generally spoken!—8thly, Stereotype The minutes of the last Conference of plates admit of alteration; and it will the Methodists, held at Leeds in August, be found that they will yield at least 1806, represent the numbers of that fotwice the number of impressions that ciety to be as follows: morcable types are capable of producing,

In Great Britain

110,803 Laftly, all the preceding advantages

In Ireland

23,773 tay be perpetuated, by the facility with

Gibraltar

40 Which Stereotype plates are cast from Ste

Nova Scotia, New Brunswick, and trol re plates. Such is a general outline

Newfoundland

1,418 of the prefent Rate of the Stereotype in Weft-India Whites, 1,7752

14,949 vention and fuch are the obvious ad Coloured people, &c. 13,1655 mariling from it to leaning and United States--whites, 95,628

119,945 ace to every state and con Coloured people, &c. 94,3165 anilized life. From the whole

Total cha saving of 251. to 40L

770,919 MAD, No. 158.

Of

Of these upwards of 109,000 are found to a committee of thirty-lix gentlemen, in Evgland and Wales, to which may be together with a treasurer and secretary ; added 109,000 more, who have not ven- and to a committee of twenty-four ladies tured to have their names enrolled; and is to be exclusively confided the manageto these may be added the younger ment of its internal economy. branches of farnilies,making about 218,000 The number of Printing Offices in more, forming in the whole nearly half a London are upwards of two hundred, million of persons !

and they employ at least 500 prefies. In Mr. OLINTHUS GREGORY, A. M. of Edinburgh there were in 1703 fix printthe Royal Military Academy, has in the ing-offices; in 1790 twenty-one; in 1800 press a translation of the Abbé Haiiy's thirty; in 1805 forty. In the 40 printe Traité Elementaire de Physique, with ing-offices' now in Edinburgh are emnotes. The trantlation will make two ployed upwards of 120 printing-prefles. handsome octavo volumes, and will be Mr. Dibdin has in the press (to be pubpublished in a few weeks. In conjunc- lished by subscription, and to be completed tion with Mr. Gregory's Treatise on Aftro- in twenty-fix parts or numbers, crown nomy, and his Treatise on Mechanics, it folio), a new periodical work, confifting of will constitute a complete course of Natu- a series of short and simple Eflays and ral Philosophy, including every modern Songs; calculated, in their general opediscovery,

ration, progreflively to allist the mutical Mr. West, an eminent printer and education of young ladies at boarding bookfeller of Cork, is preparing to pub- fchools, called the Musical Mentor, orst. lish twenty-four Picturesque Views of Cecilia at School. The whole written Cork and its Environs, engraved by Mr. and composed by himself. The first part F. Calvert; accompanied by appropriate will appear about the end of May. descriptions and illustrative notes, written Mr. Rigo has laid before the Royal by himself.

Society a proposal for a new CompentaA second edition, revised and confider- tion Pendulum. In the course of various ably augmented, of Conversation, a di- experiments he has discovered that of all dačtic poem, by William Cooke, efq. the modes of compensation, that of triwill be published in a few days.

angles is the best. He has accordingly Mr. Join TAUNTON, Member of the conttructed one of triangles, two sides of Royal College of Surgeons in London, which are steel, and the base brass or Surgeon to the City and Finsbury Dil: zinc, which expands twice as much as pensaries, &c. will commence his Leco steel; and hence the expansion of the tures on Anatomy, Physiology, and Surge- fides is properly counteracted by the erry, on Saturday, the 30th of May, 1807, at pansion of the base. In this way Mr. R. No. 21, Greville-itreet, Platton-garden. affirms that pendulums inay be conitruct

The number of thipwrights necessary ed of any series of triangles, that would for building ships of war within twelve continue the same length throughout all months are respectively as follows: clinates and seasons.

We have in our number for February Мея. Guns. About Tons.

already noticed a new theory, advanced 47

1,700

by Dr. WOLLASTON, and cited by Mr. 900

Davy, in his Lectures of the Fairy Rings. 11

430 'Brig

380

A paper from Dr. Wollaston on this sub7 Gun Vestel

180

ject has been read to the Royal Society,

of which we shall hereafter give a more A new inftitution for the reform of fe- detailed account. male proftitutes is about to be established Auother paper, by Capt. FLINDERS, in London, under the name of the Lon- on the dip of the Magnetic Needle, has don Female Penitentiary. The object is been laid before the Royal Society. In the same as the Magdalen; but compa- a future nuinber we thall notice the corrative advantages will result from peculi- sections of his former paper on this fubarities in the respective plans : and dif- jećt. tinguishing features of the London Fe Mr. BelFour's verlion of Yriarte's Pomalc Penitentiary will be the co-opera- em on the Dignity and Charms of Notic, tion of intelligent and pious ladies in the is in the prels, and will speedily appear. regulation of the charity, and a prompt Mr. E. WALKER has invented a new admision of applicants into a temporary optical machine, called the Phantafinaward. The external management of the fcope, which is intended to afford enter fairs of the Institution is to be entrusted tainment to those who derive pleafira

frem

27

36
18

9

froin optical illusions. To a person stand. fcent to the earth, will come down in the ing before this machine, a door is appa- form of hail. rently opened, and a phantom makes its Dr. CLANNY, of Durham, has just pubappearance, coming towards bim, and in- lished an littory and Analytis of the Minecreating in magnitude as it approaches. ral Waters at Butterby, near that city. This phantom appears in the air like a

Rullia. beautiful painting, and in such brilliancy The mineral waters of Lipetzk, in the of colouring that it is not necellary to province of Tambow, in Ruisia, have make the room dark; this picture appears lately been analysed by M. Skell, and w the greatest advantage when it is il are found to contain in one ponad as folluminated. Mr. W. has applied his ma- lows: chine to represent thic phales of the Carbonat of iron

it grains moon, the primary planets, and other

of lime phenomena in the heavens.

Muriate of magnesia Mr. CORNELIUS VARLEY has laid be

of soda

2 fore the public fomne remarks on atmo Sulphate of lime

$ Ipherical phenomena, particularly on the

of toda

nearly furmation of clouds; their permanence;

Bitumen

ibo their precipitation in rain, snow, and from this analylis, and other accurate kail; and the confequent rise of the ba-oblervations, it ihould seem that the warometer. The inferences drawn by this ter of Lipetzk has some analogy to that of gentleman are, 1. That no cloud can be Pyrmont: it has, however, leis of the ire formed, or exilt, without electricity. 2. ritating quality, with regard to the carThat no cloud can fall in rain till it parts bonic; lc of the power of folution with with fome of its electricity. 3. That in respect to talts, and more of the tonic powfine weather the earth must be giving ers of iron. On these accounts M. S. idelectricity to the atmosphere by means of Terts that the water of Lipetzk stimulates, vapour, and in ttorny weather the at- gives vigour, increases the datticity of the mosphere muit be giving electricity to the muscular fibres and the activity of the orearth by means of vapour, rain, or light- gans, enriches the blood, and imparts ning. 4. That in fine weather the clouds more colour to it; while on the other are separating, and in formy weather hand it liquefies tenacious, Ilimy, and uniting. 5. That electricity is the fuf- condensed fluids, removes obtructions in pending power in clouds. 6. That dry the canals, qualifies the tharpness of hu. air is a conductor of heat, but a nov-con- mours, and dettroys worms. ductor of electricity. 7. That water can

Prance. exiti perinanently in four states, and tem The public will soon be presented with porarily in one only. Two of these are the Narrative of the Voyage of Discovery effected by clectricity, and three without in the South Seas, performed during the it. The first electrical state is that of years 1800, 1801, 1802, 1803, and 1804. cloud, which is so much charged as to be- It will comprehend the bittorical part; come lighter than air at the surface of the manners and description of the peothe earth); the second is a complete satu- ple; and the department of natural phiration of water with the electric fluid, lofophy and meteorology, forming togewloch produces a transparent and elastic ther four quarto volumes! It will be Ruid light enough to float above the drawn up by Mesirs. Prron and Lehighest clouds. The first of the three SUEUR, and will be printed at the expence other fates is ice; the fecond is liquid; of the government. The part coutaining the third, which is quite temporary, is the natural history will be publithed by

pour; tor, as foon as the supply of heat fubscription. by which it is raised from the earth is M.Tenon has lately presented to the Vawithdrawn, it condenfes, and returns tional Institute a description of the teeth of again to, the fate of water. A conse- the cabalot and crocodile. The teeth of quence of this theory is, that when a the former have no enamel, but only the 01cloud loses its electricity in an atmo- feous cortex. The one, we are intormed, sphere below the freezing point, then fnow may be eadily diftinguished from the other, is produced, for the vapours will be because the enamel is much barder, at frozen in the act of uniting: and parti- is entirely diffolved in the acids svirtist cles of moifiure united into rain, and leaving any gelatinous parenchyme. The palling through a cold region in their de- tulhs of the elephun!, and the granto

ers of the bear, have no other enve watch is regulated; and at any other lope.

time of the day a new altitude, with this The fame able anatoinist is about to exact time being known by the preceding publith an important work on the eye, and operation, will give the true latitude, the diseases to which it is subject. He Commillioners have been appointed to has made several new remarks upon the examine this method, who report that it parts which surround this organ: he has will give the latitude very cxactly, whats found fome tendinous lumps which tie the ever may be the error in the latitude by straight muscles to the anterior edges of account, when, as the method requires, the orbit, and serve them for a kind of re one of the two altitudes shall have been turning pulley, and binder them from taken exaćtig at the passage by the prine compretiling the eye-ball: lie has deve- vertical, or very ncar it. loped a membranous tunic which sur M. LEUPOĻD has lately read to the Sorounds the eye-ball, attaches it to the two ciety of Arts and Sciences at Bourdeaux, angles of the orbit by two kinds of wings, a Memoir upon the Generation of Surpalles into the pupils, and is there re- faces of the Second Order. All of thein Rected behind the tarli

, and gives a pal- may result from one cominon generation, sage to the tendons of the muscles: he which is executed by a curve of the le has established a new opinion upon the cond kind variable in its distentions, and agents which transmit to the iris the ac- moved in such a manner that its plane tion of the retina, and by which the im- may always remain parallel to iuteli pressions received by the latter dilate or The equations which point out this circontract the other, these agents he finds cumstance give the law of the motion of in the ciliary processes, the tongues of the generatrix. This curve will be an which are prolonged behind the iris, and elliplis for surfaces having a centre, and the tails of them touch the retina. a parabola for surfaces having no centre,

M. Tenon has also discovered that the In the case where each of the points of hare-lip sometimes proceeds from a rent of the generating curve has a right line for of the maxillary bones, soinetimes from its direction, the furface may be engello a rent in both; and he attributes the 'dered by a straight line moved in space. cause of it to a disproportionate dilata- The analytical condition for this to haption of the tongue. 'He afferts that it is pen indicates the hyperbolic paraboloid, highly dairgerous to perform any opera- and the parabolic cylinder. The comtion for the hare-lip at the time when the mon generatrix to all these surfaces may teeth are cutting.

become a circle, except with regard to M. DUVERNOY, a young physician, has the two last. presented to the National Institute a Mc

A magnificent work is announced at moir upon the Hymen, in which he has Paris by Meffrs. TREUTTEL and WURTZ, fhown that this fingular membrane, hi- under the title of Voyage Pittoresque de therto generally regarded as peculiar to Conftantinople et des Rives du Bofphore, the human species, is also found in every which is to contain forty-eight plates, and animal.

to be published in twelve parts, accord M. BARTHEY, professor of Montpelier, panied by suitable texts; printed by Didot. has re-written his celebrated work upon The price of each print will be 100 the Elements of the Science of Man, francs to the subscribers at Paris, and the which it is expected will produce a kind first part is to appear in May, of revolution in the science of physio

America, logy.

Mr. J. D. Burk has recently publishM. Ducom has given a new method of ed two volumes of the Hittory of Virgidetermining the latitute at sea by two al- nia, which will speedily be followed by a titudes. Ii is founded upon this princi- third and fourth. We underliand that ple, that the time which we deduco from this History of Virgivia is not only valuan obfervation made at the moment the able as the production of a supezor peri, fun pases by the prime vertical is exact, but also from the new informanon with whatever may be the error which affects which it abounds, every diftinguilled chua the latitude by account, which is requiliteracter of the Union, particularly the preto be used in most of the methods now ldent Jefferson, having contributed 2012 followed. By this firft observation, and nuscripts to the historian. the exact time to be deduced from it, the

MONTHLY

MONTHLY RETROSPECT OF THE FINE ARTS, The Uje of all New Prints, und Co:nmunications of Articles of Intelligence,

are requested.

Christianstorg, a Danish Settlement on the Guld of Liber Veritas, containing twenty face

Craft of Africa. Drawn by G. Webfter. En. tuule prints aiter Claude's drawings, graved by J. Hill.

in the collection of Earl Spencer, and Cupe Ceaf Castle

, a British Settlement on the Gold Charles Lambert, esq. of the Temple; Csaji of Africa, by ebe jame Arrifts.

engraved by Lariom. Dixcrve, a pritije Settlement un ibe Gold Coast of Africa, Diron

Barsillen d. 2 April 1801, pas Kiobenbaars S:. George D Elmira, « Duteb Sertlement on tbe Reed. C. A. Lorentsen pinxi. J. F. Clement Goals of Afika. Ditto.

Joulp. Price 21. 25. Eacbofitele Prints are dedicated by Permission, to His Royal Highness the Duke of Clarence, by mens, of Copenhagen, and for Messrs.

The above is published for Mr. Cle9 Burrow, and G. Webber, Published for Boydell and Co. London. A key-plate, Melis Boydell and Co. price 11. 1s. cacb. THE best written descriptions of the vefiels that were

containing an 'ample description of the THI rich (cenery with which this couile delivered with it.

ngaged, &c. &c. is

The print is very try to inuch abounds, will convey but a large, and the figures, which are nuvery imperfect idea of the place to the inerous, are drawn and engraved with a mund of the reader, if it is not accom- fpirit that dues great honour to the panied with a delineation. This remark artists. applies with treble torce to the scenery of another country, and even when there Full length Portrait of Mrs. Duff. R. Colway is a delineation, it Nould, in inany cases,

del Fobn Agar sculp. Publified for å

Ackerman, Strand, by whom it is deaicated ts (as for example, in the four prints before

Ebe Right Hon James Duff, Earl of Fife. us) be coloured to convey a correct idea

Price 10s. 6d. plein; 215. in colours. of the place to the spectator. On the first inspection of those prints we thought Many of our readers will recolleet the thy too high coloured, and too hot Mrs. Duff being a few years since bitten for nature; but, on a moinent's reflection, in the cheek by a favourite lap-dog, and, and contidering the place represented in confequence of it, being some time was the coast of Africa, the objection afterwards feized with the hydrophobia, vanthed. A gentleman who has seen and dying in great agony.

She was a three of the places represented, has since Mits Manners, and lister to Lady Heaththat time affured us that they are in an cote, of whom a companiou print at the 'einicient degree correct representations. fame price, is in the engraver's hands. There is a great deal of tafte displayed in The portrait is marked with that easy the drawing of the scenes and figures, and elegant air which distinguishes inany and the prints are extremely well ens of Mr. Cosway's productions, and is adgraved.

mirably well engraved. Mits Byrne some time fince published Mr. Ackermann has also published a No. I. conßiting of eight finithed Etche fixth number of Rudiments of Trees, of ings from various matters. Price 21s. which, in addition to what we faid of The second number is at the printers, the preceding numbers, that is their being and will be publithed for Metlrs. Boye admirably calculated to be useful to every dell and Co. in the course of a few days. one who is ttudying the art of drawing, The prints that we have feen are from by putting them in a way of marking the T. Hearne, G. Barret, S. Gilpin, &c. characteritic diftinctions in the foliage and executed in a Ityle that dues in- of trees, ditcriminating the variety of finite honour to the taste and talents scenery in nature; that it is in fome of the fair artist; and it afforded us a respects superior to any of the numbers Brigh gratification to see a work in so heretofore published, and we carnestly superior a style from the busin of a fe- recommend it to any one who wishes to nale.

become a proficient in delineating landBelides the above, Messrs. Boydell and scapes. It contains, besides the introCo. have announced, as very nearly ductory plate, the Yew, Virginia Poplar, ready fur publication, the third number Juniper, Scotch Fir, and Cypress.

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