Knapp, N. E., donor, [379]
Knapp sidehill plow, [379]
Knives, [60], [61], [133], [151], [154], [157], [394]
Ladder, orchard, [407]
Ladder Wire barbed wire, [303]
Lambert, Benjamin, donor, [213]
Lamprey, J. P., donor, [10]
Landis Eclipse thresher, [175]
Lard press, [115]