Sold at Auction: Johann (1910) Walther, Poster by Jean Walther - Wagnervereniging Ariane et Barbe Bleue Stadsschouwburg Amsterdam
Jean Walther | Artnet
The Calotypes of Jean Walther | Camera Museum
Le chateau de Chillon, sur le lac Léman, Jean Walther (French, active 1850s), Veytaux, Switzerland, 1850 - 1854, Blanquart-Evrard Process printed from paper negatives, 10.5 × 15.4 cm (4 1/8 × 6 1/16 in Stock Photo - Alamy