Georges Valmier, 1914-15, Portrait de Commandant Lambert, gouache and watercolor over pencil, 63.2 x 50.8 cm, Georges Valmier, between 1914 and 1915

Georges valmier, 1914-15, portrait de commandant lambert (portrait of major mayer-simon lambert), gouache and watercolor over pencil, 63. 2 x 50. 8 cm (24 3/4 x 19 7/8 in. ), the triton foundation, netherlands. Date: between 1914 and 1915.