Arno Carl Fieldner / Clarence Watson Owings / Daniel Harrington / Ernest J. Gleim / George Wallace Grove / H. A. Doerner / H. P. Greenwald / Howard Bassett Freeman / Ludwig Schmidt / Paul Salmon Roller / Reinhardt Thiessen / United States. Department of the Interior / George C. Sprunk / Alden Hayes Emery / H. C. Howarth / Joseph Dana Davis / Murray Halwer / Robert Sloan James / Spencer Pritchard Howell / Max Wilhelm Von Bernewitz / Walter Alfred Selvig / Dewey A. Reynolds / F. W. Jung | 