Abhandlungen zur Wellenmechanik by SCHRÖDINGER, Erwin - 1927

Leipzig: Johann Ambrosius Barth, 1927. 8vo. 139pp. Original green cloth. Cloth age-darkened. FIRST EDITION IN BOOK FORM of six papers by Schrödinger published in 1926, including the four papers (from the Annalen der Physik) with the general title 'Quantisierung als Eigenwertproblem." The first contains "the first appearance in the literature of his famous wave equation, written out for the hydrogen atom" (DSB XII: 220).