Machines at Work
Copyright 1953 by Duenewald Printing Corporation. Lithographed in the United States of America.
MACHINES AT WORK
ILLUSTRATED BY LASZLO ROTH GARDEN CITY BOOKS GARDEN CITY, N. Y.
Mary Elting
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MAN-MADE GIANTS
POWERFUL PUSHERS
MACHINES FOR FARMERS
EGGS, TOO
MACHINES FOR BIGGER FARMS
MILKING MACHINES
MACHINES FOR EVERY JOB
COTTON MEANS HARD WORK
SPRAYING MACHINES
HOME WORK
WONDERFUL INVENTIONS
BUILDING MACHINES
BUILDING A ROAD
MORE ROAD WORK
DRILLING MACHINES
PIPELINE MACHINES
MINING MACHINERY
LOADERS, LIFTERS AND SUCH
MACHINES FOR LUMBER, TOO
BRAIN POWER
FUNNY NAMES
