Friedrich Gustav Jakob Henle | St. Jakob-Park | Jakob Böhme | Philipp Jakob Cretzschmar | Johann Jakob Engel | Jakob Michael Reinhold Lenz | Johann Jakob Reiske | Jakob von Uexküll | Jakob Nielsen (usability consultant) | Jakob Nielsen | Jakob Heine | Jakob Altaras | Emil Jakob Schindler | Johann Jakob Kaup | Jakob Steiner | Jakob Sporrenberg | Jakob Friedrich Fries | Jakob Erhardt | Jakob Bogdani | Hans Jakob Christoffel von Grimmelshausen | Carl Jakob Adolf Christian Gerhardt | Walter Jakob Gehring | Sankt Jakob in Defereggen | Rudolf Jakob Camerarius | portrait of Jakob Muffel | Johann Jakob von Tschudi | Johann Jakob Moser | Johann Jakob Haid | Johann Jakob Bethmann | Johann Jakob Bachofen |
In June 1810 he accompanied Jakob Linkh (1786–1841), Peter Oluf Brøndsted (1780-1842), Otto Magnus von Stackelberg (1787–1837) and Georg Koës (1782-1811) to Athens, via Naples, Corfu and Corinth.