Mammoth Camp Lobby

Front:
23291. MAMMOTH CAMP LOBBY, YELLOWSTONE PARK. HAYNES PHOTO,

Back:
PUBLISHED BY J. E. HAYNES, ST. PAUL, MINN. OFFICIAL PHOTOGRAPHER, YELLOWSTONE NATIONAL PARK. COPYRIGHT BY J. E, HAYNES, ST. PAUL. $300 A-97094 Foreign, 2c Domestic, 1c