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Brockhaus-1809: Solothurn · Solothurn
Brockhaus-1837: Solothurn
Brockhaus-1911: Solothurn
DamenConvLex-1834: Solothurn
Herder-1854: Solothurn
Meyers-1905: Solothurn [2] · Solothurn [1]
Pierer-1857: Solothurn
Roell-1912: Solothurn-Münster-Bahn · Solothurn-Bern-Bahn