Physics

PLANCK, MAX.

BOHR, NIELS ET AL.

Paris, Hermann et Cie, 1938.

EINSTEIN, ALBERT.

Berlin, Julius Springer, 1921.

EINSTEIN, ALBERT.

Berlin, Julius Springer, 1920.

EINSTEIN, ALBERT.

Berlin, Julius Springer, 1920.

EINSTEIN, ALBERT.

Berlin, Julius Springer, 1920.

SMYTH, H.D.

London, His Majesty's Stationary Office, 1945.

AWBERY, J.H. (EDT.)

Cambridge, Univ. Press, 1935.

PRASAD, GANESH.

Calcutta, Baptist Mission Press & Patna University, 1924.

BUTTS, ROBERT E. & JOSEPH C. PITT (EDTS.).

Dordrecht, D. Reidel, (1978).

EDDINGTON, SIR ARTHUR.

Cambridge, Univeristy Press, 1935.

(BOHR, NIELS).

Copenhagen, Institute for Theoretical Physics, 1955.

(BOHR, NIELS).

Copenhagen, Institute for Theoretical Physics, 1955.

WEAVER, A & N. A. NEWELL.

New York, American Telephone and Telegraph Company, 1954.

STERN, O. [OTTO] (+) WALTHER GERLACH.

Berlin, Julius Springer, 1921 & 1922.

OPPENHEIMER, J. R. (+) M. PHILLIPS.

Lancaster, American Physical Society, 1935.

[GRAY, FRANK; EDWARD L. NELSON, ET AL.].

(USA, American Telephone and Telegraph Company, 1927).

SHANNON, CLAUDE E.

(New York), American Telephone and Telegraph Company, 1950.