Gustave NEBEL (1907-1987). Bridge on the canal. Watercolor and gouache signed lower right. Sight size: Height : 47.5 cm - Width : 62.5 cm Also included: - Jean MOSAL (20th century). Germaine Everling writing her letter. Watercolor drawing with pen strokes, signed and dated "June 24, 1942" lower right, countersigned on the back. Sight size: Height 40 cm - Width 39.5 cm A handwritten note on the back reads "Germaine Everling, Picabia's companion and then wife of the Director of the Opéra".