LAUNOIS (Pierre-Emile) and ROY (Pierre). Biological studies on the giants. Paris, Masson et Cie, 1904. Fort in-8 illustrated with numerous in-text reproductions. A present copy from Pierre-Emmanuel Launois to the parents of his co-author and collaborator Pierre Roy, enriched with a portrait of the latter mounted on strong violet paper bound before the title page, correspondence between Professor Launois and the Roy family and press clippings concerning the work. Bound in chocolate half-maroquin, spine with 5 nerves.