Vol. IV. 1603-1606, with one of 27 Aug. 1617. At f. 485 is a letter from Prince [Philip], afterwards King Philip IV., of Spain, to his tutor, 27 Aug. 1617. includes: f. 485 Philip IV of Spain: Letter, as Infante, to his tutor: 1617.
VOL. IX.; 1580-Aug. 1581. Chiefly to the same. Matteo Vasquez de Lecca, Secretary of Philip II of Spain: Official correspondence and papers: 1573-1591.
VOL. XIV.; 1587-Apr. 1588; with undated letters of 1586- 1587. Chiefly to Mateo Vasquez, with some to the King. Matteo Vasquez de Lecca, Secretary of Philip II of Spain: Official correspondence and papers: 1573-1591.
VOL. XVI.; Sept. 1588-Jan. 1591. Chiefly to Mateo Vasquez, with some to the King. Matteo Vasquez de Lecca, Secretary of Philip II of Spain: Official correspondence and papers: 1573-1591.