By-Products In The Packing Industry.
Chicago: University of Chicago Press, 1927. Octavo (23 x 15 cm.), 410 pages. Illustrated in black and white. Index. FIRST EDITION. A study of the potential and existing uses of animal by-products, from the 'lab' of one of America's largest meat processors, Armour. The contents are divided into to larger categories (non-edible and edible by products) The non-edible include: hides and skins, wool and hair, fats, oils, & greases, soap.....