Milking machine
Bright, John W.
Milking machine V. production of high grade milk with milking machines under farm conditions - Geneva 1920 - 1-27 p. - Milking, Production, Farm New York Agricultural Experiment Station. Bulletin No. 472 .
Milking machine V. production of high grade milk with milking machines under farm conditions - Geneva 1920 - 1-27 p. - Milking, Production, Farm New York Agricultural Experiment Station. Bulletin No. 472 .