Her Select poems of Margaret Cavendish, duchess of Newcastle, 1813: t.p. (Margaret Cavendish, duchess of Newcastle)

InU/3 cent. drama files (usage: Margaret, duchess of Newcastle; Marchioness of Newcastle; Lady Margaret Newcastle; Margaret Lucas; Duchess of Newcastle

DNB (Cavendish, Margaret, Duchess of Newcastle; writer; 1624?-1674)

LC in OCLC, 9/1/83 (hdg.: Newcastle, Margaret Lucas Cavendish, Duchess of, 1624-?-1674; usage: Margaret Cavendish)

InU/Wing STC files (usage: Margareta)

The sociable companions, 1668 : t.p. (the princesse, the Duchess of Newcastle) p. 2, etc. (Margaret Cavendish, Duchess of Newcastle (1623-1673); poet, playwright; daughter of Thomas Lucas and Elizabeth Leighton of Essex; m. William Cavendish, Marquis (later Duke) of Newcastle)

Canadiana, November 13, 2019 (heading: Newcastle, Margaret Cavendish, Duchess of, 1624?-1674; variants: Cavendish, Margaret, Duchess of Newcastle, 1624?-1674; Lucas, Margaret, 1624?-1674; Margaret, Duchess of Newcastle, 1624?-1674; Margareta, Duchess of Newcastle, 1624?-1674)