1. RP 1969/1 Reference (shelfmark): RP 1969/1 Title: Scope & Content: The Book of Tenures, preceded by a calendar (in Latin) and followed by a treatise De Natura Brevium and an alphabetical index of pleas. French. Sotheby, 24 June 1980, lot 60 Creation dates: Circa 1445 Collection Area: Western Manuscripts Languages: French and Latin Date Range: [1979-1985] Extent: microfilm