1. RP 5532 Reference (shelfmark): RP 5532 Title: Scope & Content: POSTAL HISTORY. Letter from Campeche to Barcelona. Christie’s, 10 June 1993, Lot 5032 Creation dates: 9 Aug 1852 Collection Area: Western Manuscripts Languages: Undetermined Date Range: 29 Apr 1994 Extent: 2 photocopies