Zoologica Specifica Oberthür, Joseph Migration saisonnière d'Elephants d'Afrique. Original drawing. Circa 1947. Chalk and pen drawing, partly washed and heightened in white on light chamois-coloured wove paper. 21 x 27 cm. With artist's stamp. Mounted under passepartout Preliminary drawing for an illustration, cf. "L'activité migratoire" (Rennes, Oberthur, 1947), p. 221 - Oberthür was a French painter, animal illustrator and writer on hunting. - Inscriptions in pencil and coloured pencil verso. Minor smudging in places due to the technique, the corners minimally bumped. Overall in very good condition. Fine, lively drawing. Original drawing. Chalk and pen and ink drawing, partly washed and heightened in white on light buff wove paper. With artist's stamp. Under mat. - Preliminary drawing for an illustration, see 'L'activité migratoire' (Rennes, Oberthur, 1947), p. 221. - Inscriptions in pencil and coloured pencil on verso. Due to the technique with only occasional slight smudging, the corners minimally bumped. Overall in very well preserved condition. Fine, vivid drawing.