initially an (unfinished) apprenticeship; studies at Univ. Göttingen (since 1747, initially in mathematics)
Germany
J. Chr. Diederich & Vandenhoeck; Albrecht Haller: Icones anat (1743-56) ; Johann Friedrich Blumenbach: De generis humani varietate (1775/6) ; J. G. Roederer: uteri (1759) ; J. G. Zinn: anat oculi (1755/80) ; Chr. Hollmann: Commentationes (1775) ; Tobias Mayer & G. Lichtenberg: Tabula Selenographica, in: Opere inedita (Göttingen 1775) ; G. C. Oeder ; Georg Thomas von Asch (1729-1807) ; Iconum anatomicarum quibus praecipuae partes corporis humani delineatae continentur fasciculus I[-VIII et ultimus] ;
University of Göttingen, Academy of Science, Göttingen ; Albrecht von Haller ;
physicist Georg Christoph Lichtenberg (lunar map 1773-5) ; artist -> C. J. Rollin ; engraver -> Georg Daniel Heumann ; engraver Schmidt ; engraver J. C. G. Fritzsch ; engraver Johannes van der Spyk ; engraver J. C. Schrader ; engraver Michael Rössler ;
anatomical, botanical, medical, astronomical, and topographical drawing, painting, copperplate engraving, etching, and lunar map-making
