ScientificAmerican1921-01-08.jpg Scientific American 1921-01-01ThumbnailsScientific American 1921-01-15Scientific American 1921-01-01ThumbnailsScientific American 1921-01-15Scientific American 1921-01-01ThumbnailsScientific American 1921-01-15Scientific American 1921-01-01ThumbnailsScientific American 1921-01-15

"A vital link in the transportation system of the modern nation: the motor truck" about to take on a huge metal fabrication from a gantry crane. Also, "Doing away with the loafing charge" and "the motor truck".