French, c.1920, engraved to a silver plaque 'ALTIPLANIGRAPHE D.S.DE LAVAUD BREVETTE S.G.D.G. E.RAVISE CONSTRUCTEUR PARIS' used for topographical surveys to record altitude and to draw the plan of any type of terrain, in original leather case, case width 30cm
complete with the original sales invoice to a Captain R.G. ORD Juga Vally Mine, P.O. Jos Nigeria from the company of H Morin dated 19 November 1925, instruction booklet, and 1925 Morin catalogue.
Sold for £438
Result plus buyers premium
French, c.1920, engraved to a silver plaque 'ALTIPLANIGRAPHE D.S.DE LAVAUD BREVETTE S.G.D.G. E.RAVISE CONSTRUCTEUR PARIS' used for topographical surveys to record altitude and to draw the plan of any type of terrain, in original leather case, case width 30cm
complete with the original sales invoice to a Captain R.G. ORD Juga Vally Mine, P.O. Jos Nigeria from the company of H Morin dated 19 November 1925, instruction booklet, and 1925 Morin catalogue.