00394nam a2200109 a 4500041000800000082001700008100001900025245016600044250001100210260003900221700002400260  aeng  a300.1bB214s  aBecker, Howard  aSocial thougth from lore to scienceba history and interpretation of man's ideas about life with his fellows to times when change and progress deeply concern him  a3a. ed  aNew YorkbDover Publicationsc1938  aElmer Barnes, Harry