Author

Donald Richard Jacobson

1 book found

Cover of Relative Value of Some of the Leading Milking Machines As Measured by Rates of Milk Flow During the Milking Process, Completeness of Milking, and Ease of Cleaning and Handling

Relative Value of Some of the Leading Milking Machines As Measured by Rates of Milk Flow During the Milking Process, Completeness of Milking, and Ease of Cleaning and Handling

Donald Richard Jacobson · First published 1952