Progressive hog raising.
Wentworth, Edward N. 1887-1959.
Progressive hog raising. By Edward N. Wentworth. Assisted by E. R. Gentry. - Chicago, Armour's bureau of agricultural research and economics, 1922. - 88 p. front., plates (1 col. and double) map, diagrs. 17 cm.
Frontispiece and plates printed on both sides.
agr23000072
Swine.
SF395 / .W4
46 / W48
Progressive hog raising. By Edward N. Wentworth. Assisted by E. R. Gentry. - Chicago, Armour's bureau of agricultural research and economics, 1922. - 88 p. front., plates (1 col. and double) map, diagrs. 17 cm.
Frontispiece and plates printed on both sides.
agr23000072
Swine.
SF395 / .W4
46 / W48