Sivut kuvina
PDF
ePub

APPENDIX D.

THE WORLD'S TONNAGE, MOTIVE POWER, AND MATERIALS OF CON

STRUCTION.

The following tables give the latest information available as to the tonnage of the merchant marine of the world.

Table 1 is a compilation from the annual report of the British Board of Trade, dated June 13, 1899. The figures are based on the official figures (some gross, some net) of the various Governments. It shows the tonnage of principal nations, and tonnage added annually for a term of years.

Tables 2 and 3 are from the annual volumes of the two great classification societies, Lloyd's and the Bureau Veritas. The minimum tonnage recognized by these societies is considerably higher than the legal basis of official retuins of any Government. Neither society takes any cognizance in its statistics of steam vessels of less than 100 tons. Gross and net tonnage are stated by both, and comparison of Table 1 with Table 2 or 3 will indicate where net tonnage is employed in Table 1. Both societies consider only net tonnage in the case of sailing vessels, Lloyd's taking cognizance of those over 100 net tons, the Bureau Veritas of those over 50 tons. The gross tonnage of sailing vessels generally is only about per cent greater than their net tonnage. The promptitude of these large private companies brings their figures down to a much more recent date than Government reports. The volume of the Répertoire Général is dated September 1, 1899, the current volume of Lloyd's Register, July 1, 1899.

Table 4 is compiled from Lloyd's Register for the past ten years, and shows the motive power and chief materials of construction of the world's merchant navies as recorded by Lloyd's. The increase of gross tonnage with the decrease in number of vessels gives a rough measure of the increasing size of vessels, due largely to the increasing use of steel. The steady increase in number of steam vessels and marked increase in their tonnage, with a decrease in both number and tonnage of sailing vessels, will be noted. The wooden steam tonnage is virtually stationary; wooden sailing tonnage shows a decrease. Iron construction, both for steam and sail, shows a steady decrease, while steel sailing vessels are now four times in excess of those of 1890, and steam tonnage of steel has increased from about 4,000,000 tons in 1890 to over 14,000,000 tons in 1898. Like figures for Great Britain, the British colonies, France, and Germany have been compiled from Lloyd's.

Table 5 gives the total tonnage tables of the Bureau Veritas for a period of years, with a table of potential tonnage, obtained by the Bureau of Navigation by multiplying the steam net tonnage by 4 and adding to it the sailing tonnage, the ratio of 4 to 1 being the present measure of the efficiency of steam tonnage compared with sail tonnage. In an estimate of the carrying power of the world's ocean tonnage it is necessary to take cognizance of the factor of efficiency. The figures of both Lloyd's and the Bureau Veritas as to American tonnage are inadequate statements. Table 6 shows the vessels of over 100 tons built during each of the past seven years, according to returns received by Lloyd's.

Table 7 contains the essential parts of Lloyd's annual summary of shipbuilding returns for the calender year 1898.

Table 8 gives Lloyd's report of the world's construction in progress on September 30, 1899.

Table 9 gives Lloyd's report of vessels lost or broken up during 1898, with the causes of loss.

1. THE WORLD'S MERCHANT MARINE.

Statement of the world's tonnage (from return on progress of British shipping for 1898), based on official returns.

[There is no uniformity in these returns, some nations resting statistics on gross, but usually on net, tonnage. The minimum tonnage recognized by the laws of each nation is stated.]

[blocks in formation]

1. THE WORLD'S MERCHANT MARINE-Continued.

Statement of the world's tonnage (from return on progress of British shipping for 1898), based on official returns.

[blocks in formation]

Statement of tonnage added annually to merchant navies (from return on progress of British shipping for 1898).

[blocks in formation]

2. THE WORLD'S MERCHANT MARINE.

The following table shows the number and gross and net tonnage of steamers of over 100 net tons, and number and net tonnage of sailing vessels of over 50 net tons, as given in the Répertoire Général of the Bureau Veritas for 1899–1900.

[blocks in formation]

3. THE WORLD'S MERCHANT MARINE.

Statement of number and net and gross tonnage of steam and sailing vessels of over 100 tons of the several countries of the world, as recorded in Lloyd's Register for 1899–1900.

[merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][ocr errors][subsumed][merged small][merged small][merged small][merged small][merged small][merged small][subsumed][merged small][merged small][merged small][merged small][merged small][merged small][subsumed][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small]
« EdellinenJatka »