000078688 1894-1955 1909-1966 20thcentury 8 africanamericans africanamericansociologists alexander arts atomicbomb bhabha bhatnagar biography bucharest charlesspurgeon civilrights civilrightsmovements civilrightsworkers diaries dorian emil ethnicrelations francise garay germany greatbritain history holocaust homijehangir india intellectuallife jewish(1939-1945) jews johnson kernwaffe korda luis meghnad murcia nuclearindustry nuclearphysicists nuclearphysics painters personalnarratives physicists physiker presidentsfiskuniversity romania saha science shantiswarupa simon sociologists spain unitedstates weltkrieg