1. Add MS 28473-28474 Reference (shelfmark): Add MS 28473-28474 Title: REGISTER of letters of the Marques de Aytona, Ambassador in Germany, to the King of Spain [Philip IV.], 1624- 1629, and of the King's letters to the Marquis in 1628, 1629; with a few other papers. Two volumes. Paper. Folio. Collection Area: Western Manuscripts Languages: English and Spanish Date Range: 1624-1629 Extent: 2 items