1. Add MS 43688 U Reference (shelfmark): Add MS 43688 U Title: Scope & Content: U. Letter, in German with French address, from Jean Georges Wille, engraver, to Chrétien de Mechel, engraver and dealer of Basel; 28 May 1775. ff. 192-139 b. Presented b John Sidney Pearson, M.D. Collection Area: Western Manuscripts Languages: English Date Range: 28 May 1775 Extent: 1 item