WILLCOX, OSWIN WILLIAM.
ABC of agrobiology: the quantitative science of plant life and plant nutrition for gardeners, farmers and general readers.
WILLCOX, OSWIN WILLIAM. ABC of agrobiology: the quantitative science of plant life and plant nutrition for gardeners, farmers and general readers. © 25Aug37; A109425. Oswin B. Willcox, Ortrude E. Willcox & Isobel Willcox (C); 25Aug64; R343695.
Oswin B. Willcox, Ortrude E. Willcox & Isobel Willcox|C