Overview Herbert Baxter Adams (1850-1901) was an American educator and historian. The collection consists of material spanning 1851-1903. The materials include correspondence, lectures, writings, research material, files related to Johns Hopkins University, the United States Bureau of Education, the American Historical Association Committee of Seven, personal files, and prints and photos.

Overview J. Montgomery Gambrill (1880-1953) was a historian and professor at Columbia University and Johns Hopkins University. This collection consists largely of typed and handwritten correspondence, subject files, and teaching files reagarding his research and administrative duties, from 1794 to 1966.