to date ar« on a poet-war l^asls liille the series prior to 

 1909 are on a pre-war baeis. For the countriee idiich did not 

 exist as political entities prior to the war period, there is 

 only the series frcaa I909 to date. 



Some progress has been Bade in obtaining world produc- 

 tion by classes and these data by classes were published in the 

 First Annual Report on Tobacco Statistics (with basic data). 

 Statistical Bulletin issued by the Bureau of Agricultural 

 Economics, and continued in subsequent annual reports o Uuch 

 is yet to be done on world production by classes and ty3>es« 



Conversions from reported areas and weights in this 

 compilation were made on the following basis: 



1 Cho . 2.U507 acres 



1 Deesiatine » 2,6997 acres 



1 Donum « ,22702 acres 



1 English ton s 2^0 pounds 



1 Hectare - 2,U71 acres 



1 Hundredweight (English) « 112 pounds 



1 Kilogram » 2,20^6 pounds 



1 Kwan - 3,2673 pounds 



1 Manzana s 1*6323 acres 



1 Metric q\iintal - 220,U6 pounds 



1 Metric ton « 220U,6 pounds 



1 Uorgen « 2,17 acres 



1 Oke 9 2,822 pounds 



1 Picul 3 133 1/3 pounds 



1 Pood 3 36,1128 pounds 



1 Bai s ,395 acres 



1 Spanish quintal s 101, U3 pounds 



1 Stremma s •2k'Jl acres 



1 Tondeland 3 1,363 acres 



