|SOME NOTES ON MEDIEVAL ENGLISH GENEALOGY|
Volume 7, page 409 (as modified by volume 14):
He [Henry, Earl of Lancaster and Leicester (d. 1360/1)] d. s.p.m. or s.p.m.s., 23 Mar, 1360/1, of the plague at Leicester, and was bur. there in the church of the Newark (the collegiate church of Our Lady), on the south side of the high altar.(e)
Cal. Patent Rolls, 1361-64, p.25; Leland, Itin., vol. i, p. 17.
Douglas Richardson, in April 2002, posted evidence that Henry was buried 14 April 1361 [citing Register of Edward the Black Prince, vol. 3, p. 412].