1. Add MS 41400 Reference (shelfmark): Add MS 41400 Title: Scope & Content: MARTIN PAPERS. Vol.LV. Secret Letter Book of Sir Thomas Byam Martin, as Comptroller of the Navy; 6 July 1816-12 May 1830. Paper; ff. 178. Folio. Admiral of the Fleet Sir Thomas Byam Martin: Letters and papers: 1752-1854. Collection Area: Western Manuscripts Languages: English Date Range: 6 Jul 1816-12 May 1830 Extent: 1 item