MANDELSLO, Johan Albert von. Schönberg, Mecklenburg 1616 — 1644. German Traveller in India. Started 1636 his travels as a company of his friend Adam Olearius (1599–1671) in Holstenian embassy to Persia, on his own proceeded in 1638 from Isfahan to India. From Surat he went to Ahmedabad, Cambay and Agra, then with a Dutch merchant to Lahore and back to Surat. After visiting Bijapur sailed in an English ship from Surat to Europe and arrived at Gottorp in May 1640. He has been characterized as intelligent and keen observer, who described well especially Surat and Gujarat, customs and religions (especially Islam).
Publications: Des HochEdelgebornen Johan Albrechts von Mandelslo Morgenländische Reyse-Beschreibung. Ed. by A. Olearius. Schleswig 1658 (the first version appeared as an appendix to Olearius’ own travels in 1647; English by J. Davies: Voyages and Travels into the East Indies. 1. L. 1669.
Sources: Oaten 1909, 176ff.; Wikipedia with portrait briefly, little more in German version.