Handbook of mathematical functions with formulas, graphs, and mathematical tables,

Mode of access: Internet.

Statistical methods used in the measurement of radioactivity with some useful graphs and nomographs /

Mode of access: Internet.

Signal flow graphs and applications /

Bibliography: p. 207-210.

Farm Bureau Decennial Celebration : DeKalb, Illinois, June 30, 1922 /

Inscribed by H.H. Parke, Committee Chairman.