- Bracker, M. Leone, 1885-1937 (2)
- Bradshaw, John (1)
- Brockman family (1)
- Bull, Charles Livingston, 1894-1932 (1)
- Burgess, J. S. (2)
- C.S. Hammond & Company (1)
- Cage, G. W. (1)
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- Carruthers, D. W. (1)
- Chapman, Charles S., 1879-1962 (12)
- Chicago Architectural Photographing Company (Photographer) (9)
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- Christy, Howard Chandler, 1873-1952 (2)
- Clack, R. W. (1)
- Clairin, Georges, 1843-1919 (1)
- Clark, J. C. (1)
- Co-Operative Publishing Association, Superior, Wisconsin (1)
- Coffin, Haskell, 1878-1941 (1)
