Ice saw, [163]
Ice cream freezer, [247]
Incubator, midget, [375]
Insecticide, [231];
sprayer for, [366]
Insemination, bee, [414]
Interior, Department of the, donor, [12]-[17]
International Harvester Co., [127] (donor), [365], [378], [387], [405]
J. I. Case, Co., [335], [378], [388]
Jayne, William, [332]
Jayne-Hill barbed wire, [332]