National Geographic : 1937 Apr
LIKE VOLGA BOATMEN, THESE HUMAN MULES GRUNT AND STRAIN TO INCH THEIR CRAFT FORWARD Each heaves in a harness attached to the towrope. The long cable leads aloft to the masthead so it will clear vessels moored along the bank and will not drag inthe water. The mast's flexibility helps to ease the pull on the four-manpower team. Country folk use the towpath as a thoroughfare along the Grand Canal, called "Move Goods River" by the author's boatmen. The high banks are a mile apart in some places, and summer rains may flood the waterway toitsfull width.