Sources

1) Source: The History of Parliament . External Link
http://www.historyofparliamentonline.org/volume/1386-1421/member/spyne-guy-1427. Reference: Spyne, Guy (d.c.1427), of Coughton, Warws. (Questionable reliability of evidence)
2) Source: The History of Parliament . External Link
http://www.historyofparliamentonline.org/volume/1386-1421/member/throckmorton-john-1445. Reference: Throckmorton, John (d.1445), of Throckmorton in Fladbury, Worcs. and Coughton, Warws. (Questionable reliability of evidence)
3) Source: The visitation of the county of Gloucester, taken in the year 1623. Reference: Throgmorton; page 162 (Questionable reliability of evidence)
4) Source: The Throckmorton Papers "Settlement by Guy Spiney and Thomas Throckmorton on the marriage of John, son of Thomas and Agnes his wife, to Eleanor, daughter of Guy and Katherine his wife, of the manors of Coughton, Throckmorton and Lench Randolf"Dated: 1409. External Link
http://discovery.nationalarchives.gov.uk/details/r/f5db12f8-2140-4fbd-b0e8-7795d7bca190. Reference: CR 1998/EB/7 (Data from direct source)