This is M16 from Dixon
Both drawings included the following text: “Cartouche A gorge Cal. 6,5 en essai en Perse dans un fusil Mauser” (meaning “Cal. 6,5 Cartridge for testing in a Persian Mauser rifle”). Also the text “Can 201 de 1894 Faure-Lepage” meaning this was produced for the Lepage family in 1894.