Author & Contributor Index
- Clausen, Wendell
- Clausing, A.M.
- Clausing, Arthur Marvin
- Clausman, G.J.
- Claus, Matthew
- Clauson, Gary Lewis
- Clauson, Margaret Elizabeth
- Claussen, Arthur William
- Claussen, Julie
- Claussen, Julie E.
- Claussen, Martin Paul
- Claussen, Walter Frederick
- Claverie, Stephen Ezra
- Clavijo Vergara, Sergio
- Clawson, Jan
- Claxon, D.
- Claybaugh, Zachariah
- Claybrooke, Roger
- Claycamp, Henry J.
- Claycamp, Henry John, Jr.
- Claydon, Andrew
- Clay, Edwin S., III
- Clay, James Hubert
- Clay, Jaylen De' Angelo
- Clay, Kenyata J.
- Clay, Mary
- Clay, Mary H.
- Clay, Nicholas Edwin
- Clay Products Association. Chicago
- Clay, Raymond C.
- Clay, Rudolf Torsten
- Clayton Bryant, John
- Clayton, Dale H.
- Clayton, Dominique
- Clayton, Dominique M.
- Clayton, Ellen W.
- Clayton, Howard
- Clayton, Jean Paul
- Clayton, John Douglas
- Clayton, Joseph Edward
- Clayton, J.T.
- Clayton, Lee Stephen
- Clayton, Mark Jonathon
- Clayton, Steven Michael
- Clayton, Thomas W.
- Clayville Rural Life Center and Museum
- Clay, Wharton
- Clean Lakes Program
- Cleary, James Mansfield
- Cleary, Leonard Eugene, Jr.