1. Add MS 18154 Reference (shelfmark): Add MS 18154 Title: A PORTOLANO, of eleven maps, in colours. Spanish. Vellum; XVIIth cent. Quarto. [Add. 18,154.] Scope & Content: Maps: Portolano: 17th cent.: Spanish. Portolano:. Collection Area: Western Manuscripts Languages: English and Spanish Date Range: 17th century Extent: 1 item