John Hanning Speke of the way. Once Speke and Burton were back on the coast they went by ship to Zanzibar and then traveled to Aden. When back at the coast Burton had written a letter to Norton Shaw of the Royal Geographical Society (which had partially sponsored the journey) in which Burton enclosed a map of Lake Victoria made by Speke and wrote "there are grave reasons for believing it (the map) to be the source of the principal feeder of the White Nile." Once in Aden, Burton was not granted a medical certificate to travel and thus Speke left on HMS
John Speke (1442-1518) John Speke (1442-1518) Sir John Speke (1442–1518) of Whitelackington, Somerset and of Heywood in the parish of Wembworthy and of Bramford Speke both in Devon, was Sheriff of Devon in 1517 and a Member of Parliament (1477). He was knighted in 1501. His monument is the "Speke Chantry" in Exeter Cathedral in which survives his recumbent effigy. He was born in about 1442, the son and heir of Sir John Speke (died 1444) (buried at Bramford Speke) of Wembworthy and Bramford Speke, Devon, by his wife Alice Beauchamp (died 1445/46) (who survived him and remarried to Henry Hull) daughter and