Verlagsvertrag (manuscript).
Author: Ludwig Mayer 1879-1978
Date: 19110101
The National Library of Israel — Ktiv (IMHM) · deposited on June 27, 2026 · History register — Verlagsvertrag (manuscript). — The National Library of Israel (Ktiv/IMHM), recordid 990035727090205171. Consulté le 27 juin 2026. · custodian, not owner