James Boswell's uncle John was a member of a sect known as the Glasites.
Georg Friedrich SchmidtBorn Jan 24, 1712 in Schönerlinde near Berlin
Died Jan 25, 1775 in Berlin
Prussian engraver and painter who studied ca. 1736 in Paris under the French master Larmessin. Royal engraver in Berlin 1744-1757 and in Skt. Petersburg from 1757. He returned to work in Berlin in 1762, and stayed there until his death in 1775.
Life with Boswell:
Boswell went, with C. F. Hübner, to see a selection of Schmidt's prints on August 27, 1764. It is unclear if Schmidt himself was present.