World War, 1939-1945--Civilian relief 2 Emergency Aid of Pennsylvania--Belgian Relief Committee 1 Polish American Citizens' League of Pennsylvania 1 Polish Americans--Anniversaries, etc 1 Polish Americans--Politics and government--20th century 1 Polish National Committee 1 Polish Relief Committee 1 more ... War photography--Poland 1 War relief--Pennsylvania--Philadelphia 1 World War, 1914-1918--Civilian relief--Belgium 1 World War, 1914-1918--Civilian relief--France 1 World War, 1914-1918--Relief 1 World War, 1939-1945--Civilian relief--Poland 1 World War, 1939-1945--Operational rations (Military supplies)--United States 1 World War, 1939-1945--Photography 1 World War, 1939-1945--Poland 1 World War, 1939-1945--Prisoners and prisons, American 1 World War, 1939-1945--War work--United States 1 less ...