Die Physik des 20. Jahrhunderts. Einführung in den Gedankeninhalt der modernen Physik.
Braunschweig, Vieweg & Sohn, 1936. Orig. full cloth. Stamp on titlepage. X,143 pp. Clean and fine. From the library of the Danish logician and philosopher Jørgen Jørgensen with his name on front free endpaper.