“ His father, who was a man of substance, sent him to the university of Göttingen, where he graduated in medicine. His chief interests, however, were in natural history and technology; he wrote papers on both these subjects which gained him some reputation, and had both in view in making a series of journeys through Holland and Germany. ”

“ His journey was by Constantinople, where he stayed six months, thence through Asia Minor to Smyrna, then again through the heart of Asia Minor to Aleppo, where he remained from November 1803 to April 1805, and made himself sufficiently at home with Arabic speech and ways to travel as a native. ”