The physiology of plants; a treatise upon the metabolism and sources of energy in plants, by Dr. W. Pfeffer ... 2d fully rev. ed., translated and edited by Alfred J. Ewart.

2

Studies in Myxophyceae. By Francis Drouet

v.20:no.6(1942)

List of fishes and reptiles obtained by Field Columbian Museum East African expedition to Somali-land in 1896, by S. E. Meek.

v.1:no.8(1897)

A geographic variation gradient in frogs, by Karl P. Schmidt.

v.20:no.29(1938)