United States,Early 20th Century Includes two Porter Motor K&D No. 1 motors with oxidation and minor paint loss, with losses to mount of one motor, one L. E. Knott Motor with light oxidation and wear to wood base, and one miniature motor with oxidation, minor losses, and minor paint loss. Cast iron, wood,Smallest 3 1/4" t x 3 1/4" w x 3 1/4" d,Largest 3 1/2" t x 3" w x 3" d Two marked "Porter Motor K&D No. 1" on top, one marked "L. E. Knott Motor 97-15" on top. From the collection of a North Scituate, Rhode Island lady.