Cows De Leval Separator Co. c.1923-43 Dairy Farming Lot x 3 illustrated catalogs(Americana, Vintage Advertising, Agriculture, Dairy Farming, Milk Cows, Equipment Catalog). Lot x 3 Milk & Dairy Agricultural Catalogs. Published c. 1923 1943, United States by the De Leval Separator Company. 3 issues, each c. 18 pages plus wrappers. Text in English. Illustrated throughout. Publisher's pictorial paper wrappers. Items are old and shows some signs of handling and time. Items are not new or in "new" condition. Paper gently age worn,