1882-1944 1910- 20thcentury anti-nazimovement arthurstanley astronomy astrophysicists astrophysics bailey bill biography blackholes(astronomy) bremen(ship) chandrasekhar communists correspondence eddington greatbritain herbert history hydrogenbomb india irishamericans languageandlanguages linguistics merchantmariners methodology newyork newyork(state) penzl politicalactivists quantumtheory relativity(physics) unitedstates