GENEALOGY of the LORDS of the MANOR of GROBY
http://specialcollections.le.ac.uk/digital/api/collection/p15407coll6/id/5700/download
People: Sir John Bourchier, Lord Ferrers of Groby, Elizabeth Ferrers, 6th Lady Ferrers of Groby, Edward Grey, 6th Lord Ferrers of Groby and 31 others.
IPMs for Katherine Stafford 1417
People: Katherine Bonville, Robert Wykes, Humphry Stafford, esq. and 21 others.
IPMs for Thomas Fitz Roger 1382 & 1386
People: Thomas FitzRoger, Elizabeth Bonville, Heiress of Chewton, John Bonville and 5 others.
IPMs for John Cobham 1389
People: John Cobham, knt., Katherine Bonville, John Cobham and 4 others.
IPM for John Wibbury 1439
People: John Wibbury, Leva Bonville, Joan Bonville and 1 other.
IPM for John Wibbury 1423
People: John Wibbury, Leva Bonville, John Wibbury and 8 others.