Physics

BECK, GUIDO.

Berlin, Julius Springer, 1928.

SHAPIRO, ASCHER.

London, Macmillian, 1962.

AMAGAT, E.-H. (EMILE HILAIRE).

Paris, G. Masson, 1873.

HEISENBERG, WERNER.

Berlin, Springer, 1926.

BOTHE, W.

Berlin, Springer, 1936.

PLANCK, MAX.

Leipzig, Johann Ambrosius Barth, 1902.

PLANCK, MAX.

Leipzig, Johann Ambrosius Barth, 1902.

EINSTEIN, ALBERT. - THE EQUIVALENCE PRINCIPLE.

(Leipzig, Barth),1912.

FRANK, PHILIPP.

Chicago, University of Chicago Press, (1946).

NEWTON, ISAAC. - FIRST GERMAN "PRINCIPIA".

Berlin, Robert Oppenheim, 1872.

WEYL, HERMANN

Leipzig, Ambrosius Barth, 1917.

EINSTEIN, ALBERT.

Leibzig, Johann Ambrosius Barth, 1907.

SCHRÖDINGER, ERWIN.

Leipzig, Ambrosius Barth, 1927.

SCHRÖDINGER, ERWIN.

Leipzig, Ambrosius Barth, 1927.

PLANCK, MAX.

Leipzig, Johann Ambrosius Barth, 1902.

SUCKOW, LAURENZ JOHANN DANIEL.

Jena, Christian Henrich Cuno, 1761.

HULTHÉN, LAMEK (+) A. PAIS.

Great Britain, Physical Society Cambridge, 1947.

LA COUR, POUL & JACOB APPEL.

København, 1896-97.