Mex.[Mexico] Trip. Puebla. 8/15 Pine woods above Rio Frio. 4:15 p.m. EGrayscalePlatt Nitrate Negatives, Box 10
Mex.[Mexico] Trip. 7/31 Rio Nazas, Torreon. 12:30 p.m. NWGrayscalePlatt Nitrate Negatives, Box 9
Mex.[Mexico] Trip. Pachuca. 8/16 Upper Pachuca Valley fr.[from] road turn. 5 p.m. SGrayscalePlatt Ni...
Mex.[Mexico] Trip. Pachuca. 8/16 S.[San] Guillermo. 5 p.m. EGrayscalePlatt Nitrate Negatives, Box 10
Mex.[Mexico] Trip. Puebla. 8/15 Pine woods. 4:20 p.m. WGrayscalePlatt Nitrate Negatives, Box 10
Mex.[Mexico] Trip. Puebla. 8/14 Pine woods, Puebla side of crest. 10:30 a.m. NGrayscalePlatt Nitrate...
Mex.[Mexico] Trip. Puebla. 8/15 Fr.[from] pines on the divide. 4:40 p.m. SWGrayscalePlatt Nitrate Ne...
Mex.[Mexico] Trip. Puebla. 8/15 Paseo Nuevo, Puebla. 2;15 p.m. NGrayscalePlatt Nitrate Negatives, Bo...
Mex.[Mexico] Trip. 8/18 Spruce & fir, valley. 10:10 a.m. NEGrayscalePlatt Nitrate Negatives, Box 10
Mex.[Mexico] Trip. E [East] Rim Trip. 8/6 Cedar on slope - toward Texcoco. 12:50 p.m. SWGrayscalePl...
Mex.[Mexico] Trip. 8/18 Valley, spruces & firs. 10 a.m. NEGrayscalePlatt Nitrate Negatives, Box 108 ...
Mex.[Mexico] Trip. 8/1 Pasture & mesquite, Bajio toward Cortazar. 10:40 a.m. SGrayscalePlatt Nitrate...
Mex.[Mexico] Trip. 8/30 Orange & cattle ranch house. 8 a.m. SGrayscalePlatt Nitrate Negatives, Box 1...
Mex.[Mexico] Trip. 8/31 Cotton, mesquite fence, Reynosa. 1:30 p.m. SGrayscalePlatt Nitrate Negatives...
Mex.[Mexico] Trip. 8/28 Mesquite - creosote bush, Peotillos. 11:50 a.m. NWGrayscalePlatt Nitrate Neg...
Mex.[Mexico] Trip. Pachuca. 8/16 Pachuca fr.[from] hill. 4:45 p.m. SGrayscalePlatt Nitrate Negatives...
Mex.[Mexico] Trip. 7/31 Rio Nazas, Torreon. 12:30 p.m. NWGrayscalePlatt Nitrate Negatives, Box 9
Mex.[Mexico] Trip. Pachuca. 8/16 Upper Pachuca Valley fr.[from] road turn. 5 p.m. SGrayscalePlatt Ni...
Mex.[Mexico] Trip. Pachuca. 8/16 S.[San] Guillermo. 5 p.m. EGrayscalePlatt Nitrate Negatives, Box 10
Mex.[Mexico] Trip. Puebla. 8/15 Pine woods. 4:20 p.m. WGrayscalePlatt Nitrate Negatives, Box 10
Mex.[Mexico] Trip. Puebla. 8/14 Pine woods, Puebla side of crest. 10:30 a.m. NGrayscalePlatt Nitrate...
Mex.[Mexico] Trip. Puebla. 8/15 Fr.[from] pines on the divide. 4:40 p.m. SWGrayscalePlatt Nitrate Ne...
Mex.[Mexico] Trip. Puebla. 8/15 Paseo Nuevo, Puebla. 2;15 p.m. NGrayscalePlatt Nitrate Negatives, Bo...
Mex.[Mexico] Trip. 8/18 Spruce & fir, valley. 10:10 a.m. NEGrayscalePlatt Nitrate Negatives, Box 10
Mex.[Mexico] Trip. E [East] Rim Trip. 8/6 Cedar on slope - toward Texcoco. 12:50 p.m. SWGrayscalePl...
Mex.[Mexico] Trip. 8/18 Valley, spruces & firs. 10 a.m. NEGrayscalePlatt Nitrate Negatives, Box 108 ...
Mex.[Mexico] Trip. 8/1 Pasture & mesquite, Bajio toward Cortazar. 10:40 a.m. SGrayscalePlatt Nitrate...
Mex.[Mexico] Trip. 8/30 Orange & cattle ranch house. 8 a.m. SGrayscalePlatt Nitrate Negatives, Box 1...
Mex.[Mexico] Trip. 8/31 Cotton, mesquite fence, Reynosa. 1:30 p.m. SGrayscalePlatt Nitrate Negatives...
Mex.[Mexico] Trip. 8/28 Mesquite - creosote bush, Peotillos. 11:50 a.m. NWGrayscalePlatt Nitrate Neg...
Mex.[Mexico] Trip. Pachuca. 8/16 Pachuca fr.[from] hill. 4:45 p.m. SGrayscalePlatt Nitrate Negatives...
Mex.[Mexico] Trip. 7/31 Rio Nazas, Torreon. 12:30 p.m. NWGrayscalePlatt Nitrate Negatives, Box 9
Mex.[Mexico] Trip. Pachuca. 8/16 Upper Pachuca Valley fr.[from] road turn. 5 p.m. SGrayscalePlatt Ni...
Mex.[Mexico] Trip. Pachuca. 8/16 S.[San] Guillermo. 5 p.m. EGrayscalePlatt Nitrate Negatives, Box 10