Biographical Memoirs -- Copyright -- Contents -- Preface -- Jesse Wakefield Beams December -- EARLY LIFE IN KANSAS -- GRADUATE EDUCATION IN PHYSICS, 1921-1925 -- THE YALE YEARS, 1926-1928 -- RETURN TO VIRGINIA -- DEVELOPMENT OF THE ULTRACENTRIFUGE -- GAS CENTRIFUGE CONCENTRATION OF ATOMIC ISOTOPES, ESPECIALLY THOSE OF URANIUM -- PRECISE MEASUREMENT OF THE GRAVITATIONAL CONSTANT -- A NEW INSTRUMENT FOR BIOPHYSICAL STUDIES -- PROFESSIONAL ACTIVITIES AND PERSONAL ATTITUDES -- PROFESSIONAL CHRONOLOGY HONORS AND DISTINCTIONS -- Earned Degrees -- Positions -- Professional and Honorary Societies -- Boards and Committees -- Awards -- Honorary Degrees -- Bibliography -- Elmer Keiser Bolton -- Bibliography -- U.S. PATENTS -- Wilmot Hyde Bradley -- Bibliography -- James Bryant Conant -- HONORS AND DISTINCTIONS -- Awards -- Elective and Honorary Memberships -- Honorary Doctoral Degrees -- Bibliography -- CHEMICAL RESEARCH -- BOOKS PUBLISHED -- Griffith Conrad Evans -- FUNCTIONAL ANALYSIS -- POTENTIAL THEORY IN TWO DIMENSIONS -- Mathematical Economics -- Bibliography -- Rudolf Kompfner -- Bibliography -- PATENTS -- Colin Munro MacLeod -- NOTES -- Bibliography -- Samuel Marion McElvain -- I. THE ACETOACETIC ESTER CONDENSATION -- II. KETENE ACETALS -- III. PYRIDINE AND PIPERIDINE CHEMISTRY -- MCELVAIN AS TEACHER -- PH.D. DEGREES TAKEN UNDER S. M. MCELVAIN -- POSTDOCTORAL ASSOCIATES -- Bibliography -- ARTICLES -- BOOKS -- PATENTS -- Walter Joseph Meek -- Bibliography -- Rudolph Leo Bernhard Minkowski -- Bibliography -- Leonard Isaac Schiff -- Bibliography -- Adolph Hans Schultz -- I. GERMANY -- II. SWITZERLAND -- III. TO AMERICA -- IV. BACK TO SWITZERLAND -- REFLECTIONS -- HONORS AND DISTINCTIONS -- Awards -- Memberships -- Bibliography -- Edmund Ware Sinnott -- HONORS AND DISTINCTIONS -- Academic Degrees -- Honorary Degrees -- Award -- Appointments.

Editorships -- Learned Society Memberships -- Bibliography -- William Hay Taliaferro -- Bibliography -- Robert Erastus Wilson -- THE EARLY YEARS -- THE TRANSITION TO INDUSTRY -- GOVERNMENT SERVICE -- THE PUBLIC AND PRIVATE MAN -- HONORS AND DISTINCTIONS -- Honorary Degrees -- Academic Positions -- Military Service -- Governmental Positions -- Awards and Honors -- Memberships in Learned Societies -- Bibliography -- PATENTS.