TY - GEN CY - Halle (Saale) DA - 1891-06-19 PY - 1891-06-19 TI - Vaihinger an Wilhelm Ostwald, Halle, 19.6.1891, 1 S., hs., Postkarte an Herrn | Professor Dr Ostwald | Leipzig | Brüderstraße, Poststempel HALLE (SAALE) | 19 6 | 91 |* 8–12 N. i, I | 19/6 | […]2 N. | d., unten links Absenderstempel Dr. H. Vaihinger | Professor | Halle a/Saale., Berlin-Brandenburgische Akademie der Wissenschaften, NL Ostwald, Nr. 3087 UR - https://nbn-resolving.org/urn:nbn:de:hbz:468-edhv2025-000425-6 Y2 - 2026-01-19T09:09:35 ER -