[Album of Ten Original Pen and Wash Sketches of Military Fortifications, Villages and Mountainous Views of Tonkin (North Vietnam) Taken by a Participant of the French Military Campaign on Pacification of Tonkin (1886-1896)].
Ca. 1891. With ten sketches in pen and wash on beige paper each ca. 13x21 cm (5 ¼ x 8.....