Columbia subject headings:
Eddington, Arthur Stanley, Sir, 1882-1944.
Milne, Edward Arthur, 1896-1950.
Motivation (Psychology)
Physics--Philosophy.
Schwarzschild, K. (Karl), 1873-1916.
Science--Aesthetics.
Harvard subject headings:
Eddington, Arthur Stanley, Sir, 1882-1944.
Milne, Edward Arthur, 1896-1950.
Motivation (Psychology)
Physics--Philosophy
Schwarzschild, K. (Karl), 1873-1916.
Science--Aesthetics
Princeton subject headings:
Eddington, Arthur Stanley, Sir, 1882-1944.
Milne, Edward Arthur, 1896-1950.
Motivation (Psychology)
Physics--Philosophy.
Schwarzschild, K. (Karl), 1873-1916.
Science--Aesthetics.