THEOPHILE ALEXANDRE STEINLEN (Swiss, 1859-1923). L'Attentat du Pas-de-Calais, 1893, Lithograph on paper. Unframed. Note: The artwork is not glued down to a hard surface; it is mounted with hinges to a removable back board - Image: 12.5 x 12 in; Sheet (irregular): 15 x 13 in Viewing by appointment only. Estimate $125-175