Catalog of fossil spores and pollen,

Cumulative index: v. 11-20, 1965. v. 21-30, 1970. v. 31-40, 1977.

Pennsylvanian spores of Illinois and their use in correlation / by Robert M. Kosanke.

"Manuscript completed in August 1948."

A study of the effect of ionizing radiation on resistance, germination, and toxin synthesis of Clostridium botulinum spores, types A, B, and E

At head of title: The University of Michigan, College of Engineering, Dept. of Chemical and Metallurgical Engineering. Final report.

An annotated synopsis of paleozoic fossil spores and the definition of generic groups /

"Prepared in collaboration with the Department of Geology, Coe College, and the Tennessee State Division of Geology."

Spores from the Herrin (no. 6) coal bed in Illinois,

Bibliography: p. 53-55.