as had upon manufacturing and trans- The development of the power-driven factory brought about certain changes port, we may gather some idea of what may be expected from similar devel- in the conduct of manufacturing opera- opments in agriculture. The pack mule tions, and it is to be expected that… … , t. , _,, , fact that many large United States haul and time ! Old and r . . . . . What a waste of power harvesting grain. farming ventures treight at prices as inefficient method of
Engineering
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
