Grand Canyon NPS:
11001 Grand Canyon Backcountry Information Center 1980
Grand Canyon NPS:
09371 Grand Canyon Interpretive Talk with Edwin McKee 1932
Grand Canyon NPS:
09370 Grand Canyon Interpretive Talk with Edwin McKee 1932
Grand Canyon NPS:
01384 Grand Canyon Naturalist McHenry 1933
Grand Canyon NPS:
15524 Grand Canyon- Cutting a Fire Line 1934
Grand Canyon NPS:
01008 Grand Canyon- Fire Fighters near Shoshone Point 1947
Grand Canyon NPS:
17577 Grand Canyon- First National Park Naturalist Staff 1929
Grand Canyon NPS:
11024 Grand Canyon Interpretive Staff Photo 1978
Grand Canyon NPS:
03445 Grand Canyon- Carl Hayden 1958
Grand Canyon NPS:
05848 Grand Canyon Naturalist Workshop 1935
Grand Canyon NPS:
01077 Grand Canyon- 1931 Staff Photo
Grand Canyon NPS:
00771 Grand Canyon- McKee and Elzada Examine Plants 1938
Grand Canyon NPS:
00770 Grand Canyon- McKee and Elzada Examine Plants 1938
Grand Canyon NPS:
00731 Grand Canyon Naturalist McHenry Points out Angels Window 1933
Grand Canyon NPS:
00730 Grand Canyon- Naturalist Led Nature Walk 1934
Grand Canyon NPS:
48908 View from Signal Hill Fire Tower 1930
Grand Canyon NPS:
15796 Grand Canyon Hopi Point Fire Lookout 1909
Grand Canyon NPS:
15088 Grand Canyon Army Parachutists After Rescue 1944
Grand Canyon NPS:
15085 Grand Canyon Army Parachutists After Rescue 1944
Grand Canyon NPS:
15086 Grand Canyon Army Parachutists After Rescue 1944
Grand Canyon NPS:
15055 Grand Canyon- Anthony Marbois, Park Ranger 1919
Grand Canyon NPS:
15054 Grand Canyon Ranger Jack Montgomery 1919
Grand Canyon NPS:
15053 Grand Canyon Ranger on Horseback 1919
Grand Canyon NPS:
15045 Grand Canyon Ranger Michael Harrison 1925
Grand Canyon NPS:
10053 Grand Canyon Indian Garden Storage Building 1936
Grand Canyon NPS:
09740 Grand Canyon Ranger Art Brown 1953
Grand Canyon NPS:
09504 Grand Canyon Ranger Operations Building 1947
Grand Canyon NPS:
09501 Grand Canyon Ranger Operations Building Winter 1962
Grand Canyon NPS:
09500 Grand Canyon- McKee and Brown at Ranger Building 1938
Grand Canyon NPS:
08595 Grand Canyon Ranger Robert Danno 1984
