Friedrich Engels: businessman and revolutionary.
Brown
Theodore M
TM
Department of History, University of Rochester, Rochester, NY 14627, USA. theodore_brown@urmc.rochester.edu
Fee
Elizabeth
E
D003148:Communism / Q000266:history*; D004651:Employment / Q000266:history; D004739:England; D005858:Germany; D049672:History, 19th Century; D006801:Humans; D012924:Social Conditions / Q000266:history