Kidner, Frank L. (1954, 2 letters) Killip, Ellsworth P. (1949–1956, 6 letters) Kimura, Ken (1950, 2 letters) Kingman, Harry L. (1949, 2 letters) Kingsland, G.R. (1950, 2 letters) Kittle, Dallas (1956–1957, 4 letters) Kittredge, Mrs. B. R. Jr. (1948, 1 letter) Klarnet, Philip (1954, 3 letters) Klein, Richard M. (1955, 1 letter) Knapp, Mrs. H. J. (1949, 2 letters) Knight, Dr. C. A. (1949, 2 letters) Koepfli, Dr. J.B. (1951, 5 letters) Kohli, Mrs. P. (1939, 2 letters) Konzak, Dr. Calvin F. (1952, 4 letters) Korbel, Lee V. (1953, 1 letter) Kotok, Dr. Edward I. (1952, 8 letters) Kraebel, C.J. (1951, 1 letter) Kramer, Bauer E. (1948, 1 letter) Kruckeberg, A.R. (1953, 2 letters) Kukauzi, John Jr. (undated, 1 letter) Lachelt, T.H. (1947–1948, 7 letters) LaGrange, J.H. (1954, 1 letter) Lam, Dr. H.J. (1949–1950, 2 letters) Lamb, Dr. I. MacKenzie (1950, 2 letters) de Lambert, R. M. (1952, 2 letters) Landauer, Dr. Walter (1947, 2 letters) Lange, Algot (1948, 2 letters) Lange, Dr. Charles H. (1954, 2 letters) Langford, Grody (1951–1952, 2 letters) LaRose, Em (1947, 2 letters) Larranaga, Jorge (1950, 1 letter) Lascurain y Zulueta, Carlos (1957, 2 letters) De Laszlo, H. (1956, 1 letter) Latham, Arthur B. Jr. (1954, 1 letter)