00359nam a2200121Ia 4500008004100000040001700041082002600058100002000084245003500104260004000139300001400179650004400193190328s9999||||xx |||||||||||||| ||und||  aNITILcNITIL  221sta331.0973bH314A  aHarris, Herbert 0aAmerican laborcHerbert Harris  aLondonbyale University Pressc1952  avi, 459p.  aLabor-America-History; Robotics-America