00447cam a22001337a 4500008004000000082001600040100002500056245006000081260004200141300001000183650003300193650005700226650003000283180718b1965   xxu||||| |||| 00| 0 eng d  aD44x43 K497  aKetchum, J. Davidson  aRuhleben: a prison camp societycby J. Davidson Ketchum  aTorontobUniv. of Toronto Pressc1965  a397p.  aSocial groups --Case studies  aWorld War, 1914-1918 --Prisoners and prisons, German  aRuhleben. Gefangenenlager