1879-1955 1897-1980 1898-1976 1903-1984 1904-1987 1905-1967 1905-1982 1940- 1948- 1997e-840 20thcentury africanamericansingers albert american artists'preparatorystudies biography california carlwilliam columbiapictures correspondence einstein epidemiologists epidemiology exhibitions exiles fiction germany germany(west) guber hemorrhagicfever hemorrhagicfevers history horst industrialmanagement jon jürgen leadership losangeles maryelizabeth motionpictureproducersanddirectors muralpaintinganddecoration newyork(state) officialsandemployees organizationalchange paul peter physicists privateinvestigators publicart robeson rochester ruth schooldecoration sociallegislation steinitz thomasj toby(fictitiouscharacter) unitedstates viral virologists virology wolfgang wz100p481v1997