Salachi - Suiyuan. The canal before cut made. Huang Ho [Yellow River] beyond Teng Kou [Dengkou] distance.GrayscalePendleton nitrate negative, Box 3 of 38
Salachi - Suiyuan. Huang Ho from templeGrayscalePendleton nitrate negative, Box 4 of 38
Salachi - Suiyuan. River wash & old terrace Shiching kauman.GrayscalePendleton nitrate negative, Box...
Salachi - Suiyuan. Silt micro-crossbedding old river channel bank.GrayscalePendleton nitrate negativ...
Salachi - Suiyuan. The heads works. Huang Ho [Yellow River] beyond.GrayscalePendleton nitrate negati...
Salachi - Suiyuan. Cutting the dam. Huang Ho [Yellow River] at leftGrayscalePendleton nitrate negati...
Salachi - Suiyuan. The main canal.GrayscalePendleton nitrate negative, Box 3 of 38
Salachi - Suiyuan. The [dyke] cut still small.GrayscalePendleton nitrate negative, Box 3 of 38
Salachi - Suiyuan. Across head of canal, intake quarters beyond.GrayscalePendleton nitrate negative,...
Salachi - Suiyuan. Cutting the dyke.GrayscalePendleton nitrate negative, Box 3 of 38
Salachi - Suiyuan. The growing stream, Huang Ho [Yellow River].GrayscalePendleton nitrate negative, ...
Salachi - Suiyuan. Intake buildings & fortifications.GrayscalePendleton nitrate negative, Box 3 of 3...
Salachi - Suiyuan. Intake of local canal Shiching kaumanGrayscalePendleton nitrate negative, Box 4 o...
Salachi - Suiyuan. Irrigation channel thru rock. Shiching kauman.GrayscalePendleton nitrate negative...
Salachi - Suiyuan. Old river channel 20-40 km S. E. SalachiGrayscalePendleton nitrate negative, Box ...
Salachi - Suiyuan. Huang Ho [Yellow River] at Yungtzniang yaozeGrayscalePendleton nitrate negative, ...
Salachi - Suiyuan. Huang Ho from templeGrayscalePendleton nitrate negative, Box 4 of 38
Salachi - Suiyuan. River wash & old terrace Shiching kauman.GrayscalePendleton nitrate negative, Box...
Salachi - Suiyuan. Silt micro-crossbedding old river channel bank.GrayscalePendleton nitrate negativ...
Salachi - Suiyuan. The heads works. Huang Ho [Yellow River] beyond.GrayscalePendleton nitrate negati...
Salachi - Suiyuan. Cutting the dam. Huang Ho [Yellow River] at leftGrayscalePendleton nitrate negati...
Salachi - Suiyuan. The main canal.GrayscalePendleton nitrate negative, Box 3 of 38
Salachi - Suiyuan. The [dyke] cut still small.GrayscalePendleton nitrate negative, Box 3 of 38
Salachi - Suiyuan. Across head of canal, intake quarters beyond.GrayscalePendleton nitrate negative,...
Salachi - Suiyuan. Cutting the dyke.GrayscalePendleton nitrate negative, Box 3 of 38
Salachi - Suiyuan. The growing stream, Huang Ho [Yellow River].GrayscalePendleton nitrate negative, ...
Salachi - Suiyuan. Intake buildings & fortifications.GrayscalePendleton nitrate negative, Box 3 of 3...
Salachi - Suiyuan. Intake of local canal Shiching kaumanGrayscalePendleton nitrate negative, Box 4 o...
Salachi - Suiyuan. Irrigation channel thru rock. Shiching kauman.GrayscalePendleton nitrate negative...
Salachi - Suiyuan. Old river channel 20-40 km S. E. SalachiGrayscalePendleton nitrate negative, Box ...
Salachi - Suiyuan. Huang Ho [Yellow River] at Yungtzniang yaozeGrayscalePendleton nitrate negative, ...
Salachi - Suiyuan. Huang Ho from templeGrayscalePendleton nitrate negative, Box 4 of 38
Salachi - Suiyuan. River wash & old terrace Shiching kauman.GrayscalePendleton nitrate negative, Box...
Salachi - Suiyuan. Silt micro-crossbedding old river channel bank.GrayscalePendleton nitrate negativ...