New York City: American Cow Milking Machine Co., [circa 1866]. Broadside: 8 x 9 1/2," single sheet, printed on both sides in black on newsprint. Illus. Mild toning to extremeties with a light water stain at top center; a bright, clean example. Very good +. Promotional broadside for The American Cow Milking Machine Company, soliciting agents for distribution with a 32-line poem about the milking machine with detailed instructions for use and several testimonials about its efficacy (from various dairymen, agricultural societies, and retailers). Verso states, "Full particulars on application to Martin S. Adams, South Royalton, Vt." as the "Proprietor of Rutland, Chittenden, and Addison Counties." Uncommon: OCLC finds six locations; none in commerce (2016).