1. Add MS 88942/4/1/5 Reference (shelfmark): Add MS 88942/4/1/5 Title: Talbot: Material concerning photoglyphic patents Scope & Content: ‘Duplicate Specification of William Henry Fox Talbot Esqre. for ‘Improvements in the Art of Engraving’.’ (29 October, 1852). National Trust Accession: 35165. Collection Area: Western Manuscripts Languages: English Date Range: 1852 Extent: 1 file