"Official organ of the Inter-State Milk Producers Assosciation, Inc." Imprint varies. Includes occasional special issues. Some mutilated pages.
Special Numbering:
Occasional irregularities in numbering.
Reproduction Note:
Microfilm. v.1 (1920)-v.12,no.2 (1931), v.12,no.4 (1931),v.12,no.6 (1931)-v.25 (1945). University Park, Pa., Pennsylvania State University, 1998. 4 microfilm reels ; 35 mm. (USAIN state and local literature preservation project. Pennsylvania) (Pennsylvania agricultural literature on microfilm).