Personal income estimates for Virginia cities & counties, selected years, 1940 to 1972 / John L. Knapp and David C. Hodge.John Laurence Knapp1975
Magnetism of the earth, by James H. Nelson, Louis Hurwitz, and David G. KnappU.S. Coast and Geodetic Survey1962
Practical Uses of the Earth's Magnetism, by David G. Knapp, Assistant Mathematician.U.S. Coast and Geodetic Survey.1939
History and catalogue of the Kappa Alpha fraternity. Editorial committee. Joseph S. Chick, chairman, Bradford Knapp, Verner M. Jones, Robert W. Davis, D. Melvin McLeod.Joseph S Chick, Kappa Alpha Order1891EN
A story of the Wisconsin Cartters and direct lines from allied familiesBruce L. Cartter1973PDF8.5 MBEN
Ancestors of James Wilson Yates and his wife Nancy Davis Terry, showing Mayflower descent ... compiled for their daughter Irene Yates Shaffer, by Josephine C. Frost (Mrs. Samuel Knapp Frost) ...Frost, Josephine C., Mrs.1926EN