one of the two brothers was the lithographer -> R. Mintern ;
United Kingdom
amateur-astronomer John Rand Capron (1829-1888): Aurorae-Characters & Spectra (London 1879) ; R. I. Pocock: Biologia Centrali-Americana. plates: Arachnida. Scorpiones, Pedipalpi & Solifugæ, 1902) ; Albert C. L. G Günther: Report on the shore fishes ; George Albert: Matériaux pour la faune du Congo ; F. Day: Fis ;
Johann Schmeltz (1839-1909), ed. of Journal des Museum Godeffroy Hamburg ;
lithographer ->R. Mintern ; lithographer and artist ->J. G. Keulemans ; ->W. Hart ; Prospectus. Desert plant of Egypt. Described & drawn from nature by Sir Gardner Wilkinson ;