National Geographic : 1932 Nov
Photograph byMaynard Owen Williams PATH-FINDING CARS IN HEAVY SAND BETWEEN DUNE ANDRIVER Along the Yellow River there was an ice sheet where 5-ton cars could be loaded onto a ferry, three miles below this spot. With each carrequiring one barge trip and ten cars in all, it was essential that the water journey be reduced to the minimum. Across theriver isawater wheel forirrigation. There are coal mines in the hills to the right, and small coracles of coal were being paddled downstream amid thefloeice.