Grand Canyon NPS:
10217 Grand Canyon Historic Kaibab Trail Tipoff Phone
Grand Canyon NPS:
00211 Grand Canyon Historic_ Trans Canyon Phone Line c. 1935
Grand Canyon NPS:
00210 Grand Canyon Historic_ Trans Canyon Phone Line c. 1935
Grand Canyon NPS:
00209 Grand Canyon Historic_ Trans Canyon Phone Line c. 1935
Grand Canyon NPS:
00208 Grand Canyon Historic_ Trans Canyon Phone Line c. 1935
Grand Canyon NPS:
00207 Grand Canyon Historic_ Trans Canyon Phone Line c. 1935
Grand Canyon NPS:
00206 Grand Canyon Historic_ Trans Canyon Phone Line c. 1935
Grand Canyon NPS:
00205 Grand Canyon Historic_ Trans Canyon Phone Line c. 1935
Grand Canyon NPS:
00204 Grand Canyon Historic_ Trans Canyon Phone Line c. 1935
Grand Canyon NPS:
00203 Grand Canyon Historic_ Trans Canyon Phone Line c. 1935
Grand Canyon NPS:
00202 Grand Canyon Historic_ Trans Canyon Phone Line c. 1935
Grand Canyon NPS:
00201 Grand Canyon Historic_ Trans Canyon Phone Line c. 1935
Grand Canyon NPS:
00200 Grand Canyon Historic_ Trans Canyon Phone Line c. 1935
Grand Canyon NPS:
00199 Grand Canyon Historic_ Trans Canyon Phone Line c. 1935
Grand Canyon NPS:
00198 Grand Canyon Historic_ Trans Canyon Phone Line c. 1935
Grand Canyon NPS:
00197 Grand Canyon Historic_ Trans Canyon Phone Line c. 1935