6 topographical folding maps printed on fine linen. The first map is an overview of South Africa, the remaining five maps detail a part of Transvaal. Engraved and printed (in colour) by the Geographical and Topographical Establishment Wurster Randegger & Co. (J. Schlumpf), of Winterthur, Switzerland. The six maps are contained in a cloth-and-paper portfolio. Map V has a printed dedication and short introduction. The first edition of Troye's Map of Transvaal, later reissued with 3 additional maps.