Measurement of Vessels for the Panama Canal, Volym 2

32 per cent according actual admeasurers air and funnel American rules applied ascertained Board of Trade boiler rooms breadth Britain bulkheads bunkers charges closed-in spaces coal Constantinople countries crew spaces cross section cubical contents Danube rule deducted from gross deduction for propelling depth determined Diesel engines double bottom earning capacity engine and boiler engine room engine-room space exempted from measurement feet forecastle freight funnel spaces Germany gross tonnage hatch hatchways inclosed included in gross internal-combustion engines length light and air measurement of vessels measurement rules Merchant Shipping Act Moorsom system navigation net tonnage owner Panama Canal Panama rules Panama tolls passengers percentage rule permanent poop port propelling-power deductions registry shelter deck ship's side space included space occupied steam steamers steamship sternpost Suez Canal Suez rules superstructures surveyor tanks tonnage deck tonnage of vessels tonnage rules tons United United Kingdom upper deck warships water ballast width