|SOME NOTES ON MEDIEVAL ENGLISH GENEALOGY|
Volume 6, page 123:
SIR HENRY DE GREY [d.1308] ... was a minor at his father's death.(b)
Cal. Inq. p. m., Hen. III, no. 810. His age as given in the inquisitions varies from 14 to 17.
The writs for the inquisitions after the death of Henry's father were dated 5 and 25 January 56 Henry III [1271/2], and the inquisitions were taken in January and February. Most give Henry's age as 13, 14 or 15, and one as 17.
Page 124, note e:
[In his will] he [Sir Henry de Grey (d.1308)] mentioned his da. Luce de Somery [who m. a son of Roger de Somery (Anc. Corresp., 26/36), of the marriage of whose heirs he had had a grant (Cal. Patent Rolls, 27 Dec. 1292)]
The marriage was granted to John de Bretagne, 27 December 1291, and an additional note records a subsequent grant to Henry de Grey [Cal. Patent Rolls, 1281-1292, p.464]. Sir Henry's daughter, Lucy de Somery, was evidently the wife of John de Somery (d.1322) [see Somery, vol.12, part 1, p.115].
He [Sir Richard (Grey), Lord Grey (of Codnor) (d.1418)] m., before 1378, when she was aged 7,(q) Elizabeth, yr. da. and coh. of Ralph (BASSET), LORD BASSET (of Sapcote), being only child by his 2nd wife, Alice, da. of John DERBY.
See under BASSET (of Sapcote), Barony by writ, and Chan. Inq. p. m., 22 Hen. VI, no. 35, on Sir John (de Grey), Lord Grey (under Essex).
According to Complete Peerage, vol.2, p.8, note d (Basset of Sapcote), Elizabeth was born at Castle Bytham, 1 August 1372 (no source is cited).