LITERATURE ON INDIAN CORN. 937 
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ACKNOWLEDGEMENTS. 
A large number of the illustrations in this 
book were provided through the kindness of 
numerous friends of the author, agricultural 
experiment stations and manufacturers of ma- 
chinery making loans of electrotypes and en- 
oravings. ‘The writer here wishes to express 
his hearty appreciation for favors of this char- 
acter to the following: 
