Troxell, G. E. An introduction to the making and testing of plain concrete, 1938

Ensaye e inspección de los materiales de ingeniería, 1966: t.p. (Harmer E. Davis)

OCLC, April 19, 2017 (access points: Davis, Harmer E.; Davis, Harmer E., 1905- ; Davis, Harmer Elmer; Davis, Harmer Elmer, 1905- ; usage: Harmer E. Davis; H.E. Davis; Harmer Elmer Davis)

Calisphere website, April 19, 2017 (Harmer E. Davis, Civil Engineering: Berkeley; 1905-1998; Professor Emeritus; Harmer E. Davis, Professor of Civil Engineering, Emeritus, and founding Director of the Institute of Transportation and Traffic Engineering (ITTE), now the Institute of Transportation Studies (ITS), died December 24, 1998, in his sleep in the hospital in Walnut Creek, California; born on July 11, 1905 in Rochester, New York; when he was a teenager his family moved to Southern California, where he completed his high school education in Huntington Park; attended the University of California Berkeley, receiving a B.S. in civil engineering in 1928, and an M.S. in 1930. Upon completing the M.S. degree, he began his distinguished 43-year career of research, teaching, and administration at Berkeley as an Instructor in the Department of Civil Engineering; served as the director of ITTE from 1948 to 1973) http://texts.cdlib.org/view?docId=hb267nb0r3&doc.view=frames&chunk.id=div00012&toc.depth=1&toc.id=