Washington : U.S. G.P.O., 1936.

LSF- BEINECKE >> Zc72 936yo

Yellowstone National Park (Agency : U.S.)

[Washington, D.C.] : U.S. G.P.O., 1928-1933.

LSF- BEINECKE >> Zc47 Y39

[Washington, D.C.] : U.S. Dept. of the Interior, National Park Service, 1941.

LSF- BEINECKE >> Zc58 941br

Hieb, David L.

Washington, D.C. : U.S. Government Printing Office, 1954.

Washington, D.C. : U.S. Dept. of the Interior, National Park Service : For sale by the U.S. G.P.O., Supt. of Docs., 1951.

LSF- BEINECKE >> Zc74 951cr