"Varnished Wooden Box Containing 20 Glass Plates C. 1920"
Varnished wooden box containing 20 negative glass plates, 13 x 18 cm format Groups of musicians, children, soldiers, farmers and portraits... circa 1900 link to the site
https://www.lavalisearlesienne.com/product-page/coffret-bois-verni-contenant-20-plaques-de-verre-n%C3%A9gatives-c-1920