1. Loan 96 RLF 1/182 Reference (shelfmark): Loan 96 RLF 1/182 Title: Mr William Charles Mason, son of Mr Charles Mason Scope & Content: Works published: Scientific : Astronomy Career: Astronomer to the Royal Society; architect of the Mason-Dixon Line Applications: Apr 1806 (5 guineas), 28 Aug 1815 (£5) Collection Area: Western Manuscripts Languages: English Date Range: Apr 1806-16 Nov 1815 Extent: 1 file (5 documents)