1760    J. Smeaton in   		(Royal Soc.)	 51 168  				The crushing of rape seed.
1796     10 Sept. 2/2  				Fifty lasts of fine Koningsburg Crushing Linseed.
1832    C. Babbage  		(ed. 2)	 xxxii. 333  				The Crushing Mill, used in Cornwall and other mining countries.
1872    R. W. Raymond  43  				The crushing for the year is 9,782 tons of quartz.