1. Egerton Ch 7935 Reference (shelfmark): Egerton Ch 7935 Title: Scope & Content: George Sinclair, formerly physician in Jamaica: Signet Warrant for inventor's patent to: 1722. Inventions: Signet Warrants for patents for inventions: 1717-1725. Collection Area: Western Manuscripts Languages: English Date Range: 1722 Extent: 1 item