1. Add MS 20622 Reference (shelfmark): Add MS 20622 Title: Scope & Content: Vol. I. Giovanui Battista Mesmeri, Cardinal, Treasurer-General of the Papal Court: Letters to L. Gualterio: 1744-1747.: Ital. Collection Area: Western Manuscripts Languages: Italian Date Range: 22 May 1744-4 Dec 1753 Extent: 1 item