Salachi - Suiyuan. Intake of local canal Shiching kaumanGrayscalePendleton nitrate negative, Box 4 of 38
Salachi - Suiyuan. Villagers east of Salachi.GrayscalePendleton nitrate negative, Box 3 of 38
Salachi - Suiyuan. Silt micro-crossbedding old river channel bank.GrayscalePendleton nitrate negativ...
Salachi - Suiyuan. Leaching pond. Unleached & leached earth.GrayscalePendleton nitrate negative, Box...
Salachi - Suiyuan. The main canalGrayscalePendleton nitrate negative, Box 3 of 38
Salachi - Suiyuan. Across head of canal, intake quarters beyond.GrayscalePendleton nitrate negative,...
Salachi - Suiyuan. Intake buildings & fortifications.GrayscalePendleton nitrate negative, Box 3 of 3...
Salachi - Suiyuan. Irrigation channel thru rock. Shiching kauman.GrayscalePendleton nitrate negative...
Salachi - Suiyuan. River wash & old terrace Shiching kauman.GrayscalePendleton nitrate negative, Box...
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. The canal before cut made. Huang Ho [Yellow River] beyond Teng Kou [Dengkou] dist...
Salachi - Suiyuan. Spectators & merchants.GrayscalePendleton nitrate negative, Box 3 of 38
Salachi - Suiyuan. Lateral #6, light soilsGrayscalePendleton nitrate negative, Box 4 of 38
Salachi - Suiyuan. An excavator.GrayscalePendleton nitrate negative, Box 3 of 38
Salachi - Suiyuan. Heaps of soil for salt extraction.GrayscalePendleton nitrate negative, Box 3 of 3...
Salachi - Suiyuan. Villagers east of Salachi.GrayscalePendleton nitrate negative, Box 3 of 38
Salachi - Suiyuan. Silt micro-crossbedding old river channel bank.GrayscalePendleton nitrate negativ...
Salachi - Suiyuan. Leaching pond. Unleached & leached earth.GrayscalePendleton nitrate negative, Box...
Salachi - Suiyuan. The main canalGrayscalePendleton nitrate negative, Box 3 of 38
Salachi - Suiyuan. Across head of canal, intake quarters beyond.GrayscalePendleton nitrate negative,...
Salachi - Suiyuan. Intake buildings & fortifications.GrayscalePendleton nitrate negative, Box 3 of 3...
Salachi - Suiyuan. Irrigation channel thru rock. Shiching kauman.GrayscalePendleton nitrate negative...
Salachi - Suiyuan. River wash & old terrace Shiching kauman.GrayscalePendleton nitrate negative, Box...
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. The canal before cut made. Huang Ho [Yellow River] beyond Teng Kou [Dengkou] dist...
Salachi - Suiyuan. Spectators & merchants.GrayscalePendleton nitrate negative, Box 3 of 38
Salachi - Suiyuan. Lateral #6, light soilsGrayscalePendleton nitrate negative, Box 4 of 38
Salachi - Suiyuan. An excavator.GrayscalePendleton nitrate negative, Box 3 of 38
Salachi - Suiyuan. Heaps of soil for salt extraction.GrayscalePendleton nitrate negative, Box 3 of 3...
Salachi - Suiyuan. Villagers east of Salachi.GrayscalePendleton nitrate negative, Box 3 of 38
Salachi - Suiyuan. Silt micro-crossbedding old river channel bank.GrayscalePendleton nitrate negativ...
Salachi - Suiyuan. Leaching pond. Unleached & leached earth.GrayscalePendleton nitrate negative, Box...