• List of oldest companies
    31 December 2013. Retrieved 29 December 2013. Schubiger, Benno (1991). Solothurn. vdf Hochschulverlag AG. ISBN 9783728118066. "Krumbach / Heilbad Krumbad"...
    293 KB (16,286 words) - 09:39, 15 August 2024