David H. Keller

American writer (1880–1966).

Born December 23rd, 1880 in Philadelphia.

Died July 13th, 1966 at 85 years old in Stroudsburg.

Edgar Buckingham

American physicist (1867–1940).

Born July 8th, 1867 in Philadelphia.

Died April 29th, 1940 at 72 years old in Washington, D.C..

Herbert E. Ives

American physicist (1882-1953).

Born July 31st, 1882 in Philadelphia.

Died November 13th, 1953 at 71 years old in Montclair.

Agnes Repplier

American essayist (1855–1950).

Born April 1st, 1858 in Philadelphia. ^[ref]

Died December 15th, 1950 at 92 years old in Philadelphia.

Barry Trost

American chemist.

Born June 13th, 1941 (age 85 years) in Philadelphia.

Adolph E. Borie

United states merchant; secretary of the navy briefly (1809-1880).

Born November 25th, 1809 in Philadelphia.

Died February 5th, 1880 at 70 years old in Philadelphia.

Walter Isard

American economist (1919–2010).

Born April 19th, 1919 in Philadelphia.

Died November 6th, 2010 at 91 years old in Drexel Hill. ^[ref]

Caroline Still Anderson

American physician, educator, and activist (1848–1919).

Born November 1st, 1848 in Philadelphia.

Died June 2nd, 1919 at 70 years old in Philadelphia.

Israel Charny

Israeli historian.

Born July 18th, 1931 in Philadelphia.

Died December 14th, 2024 at 93 years old in Jerusalem. ^[ref]

Scott J. Horowitz

American astronaut.

Born March 24th, 1957 (age 69 years) in Philadelphia.