AVOIRDUPOIS WEIGHT. 153 



T. cwt. qr. Ib. Ib. oz. dr. gr.* 



1 = 20=80=2000 1 = 16=256=7000 



1= 4= 100 1= 16=437^ 



1= 25 l 



NOTES. 1. The gross ton of 2240 Ibs. was formerly in 

 common use, but is now seldom used except at the United 

 States Custom House and at the Pennsylvania coal mines. 



2. Butter is usually packed for market in pails or firkins, 

 which hold from 50 to 100 pounds, 



3. The term avoirdupois is derived from the French 

 " avoir du poids," meaning goods of weight. Cwt. is formed 

 from <?., centum^ wt., weight. 



4. Most of the States have adopted the following 



TABLE OF MISCELLANEOUS WEIGHTS. 



196 Ibs. make 1 barrel of flour. 



200 " 1 " beef, pork, or fish. 



280 " 1 " salt at N. Y. Salt Works. 



32 " 1 bushel of oats. 



48 1 " barley. 



56 " " 1 corn or rye. 



60 " " 1 wheat. 



60 " 1 beans. 



14 " " 1 " blue-grass-seed. 



46 " " 1 " castor-beans. 



60 " " 1 " clover-seed. 



56 1 flax-seed. 



44 1 hemp-seed. 



* NOTE The exact weight of an avoirdupois dram is 27^ troy grains. 



7* 



