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Author/Creator
- United States. Congress. House130
- United States. Army. Corps of Engineers118
- United States. War Dept102
- United States. War Dept. Engineer Dept100
- Raymond, Chas. W., (Charles Walker)23
- United States. Dept. of Defense (1949- )23
- Rossell, W.T., (William Trent)11
- United States. Congress. Senate10
- Johnston, E. N. (Edward Neele), 1876-6
- Rand, Lewis H.5
- United States5
- United States. Dept. of the Navy4
- Flagler, C.A.F., (Clement Alexander Finley)3
- Gillespie, George L., Jr3
- Lockwood, Daniel Wright3
- McKinstry, Charles H.3
- United States. Dept. of the Treasury3
- United States. Geological Survey3
- Adams, Henry Martyn2
- Brown, Earl I.2