- Naval Petroleum Reserves in California (U.S.)8
- United States. War Production Board8
- Dean, R. S. (Ralph S.)7
- Patterson, Robert Porter, 1891-19527
- Lathrom, Donald M.6
- Roosevelt, Franklin D. (Franklin Delano), 1882-19456
- Smith, J. A.6
- Standard Oil Company6
- Burton, Harold H. (Harold Hitz), 1888-19645
- Clancy, Ed5
- Sayers, R. R. (Royd Ray), 1885-19655
- Wilson, Charles Erwin, 1890-19615
- Higgins Industries4
- Jackson, Samuel Dillon, 1895-19514
- Magyar, Andrew J.4
- Pancoast, J. Arthur4
- Rohan, William H.4
- United States. Bureau of Mines. Metallurgical Division4
- Ball, Joseph H. (Joseph Hurst), 1905-19933
- Belle Alkali Company3
