Testing milk and cream.
Wright, P. A. 1886-
Testing milk and cream. - Washington, U.S. Govt. print. off., 1940. - 1 p.l., 45 p. illus. 17 cm.
agr40000402
Cream.
Milk--Analysis.
Milk--Testing.
SF253 / .W9 1940
Testing milk and cream. - Washington, U.S. Govt. print. off., 1940. - 1 p.l., 45 p. illus. 17 cm.
agr40000402
Cream.
Milk--Analysis.
Milk--Testing.
SF253 / .W9 1940