Names
- Butterfield, Kenyon Leech, 1868-1935.1
- Cabot, William Brooks, 1858-1949.1
- Campbell, Milo D.1
- Canadian Express Company (Montrèal, Quèbec)1
- Canadian Northern Express Company (Toronto, Ont.)1
- Canby, Henry Seidel, 1878-1961.1
- Canfield, James Hulme, 1847-1909.1
- Caplan, Abraham.1
- Carhart, Henry S. (Henry Smith), 1844-1920.1
- Carhart, Henry Smith, 1844-1920.1
- Carnegie Foundation for the Advancement of Teaching.1
- Carrel, Alexis, 1873-1944.1
- Carroll, Gladys (Hasty), 1904- .1
- Carroll, Gladys Hasty, 1904-1999.1
- Cathcart, C. C.1
- Cathcart, C.C.1
- Catlin, George B. (George Byron), 1857-1934.1
- Catlin, George Byron, 1857-1934.1
- Chapin, Roy D. (Roy Dikeman), 1880-1936.1
- Charters, W. W. (Werrett Wallace), 1875-1952.1