TY  - GEN
CY  - Halle (Saale)
DA  - 1920-05-23
PY  - 1920
TI  - Vaihinger an Albert Einstein, Halle, 23.5.1920, Ts. mit eU, Regest in: https://einsteinpapers.press.princeton.edu/vol10-doc/643
UR  - https://nbn-resolving.org/urn:nbn:de:hbz:468-edhv2025-001393-8
Y2  - 2026-09-17T10:54:37
ER  -