Alfred Kenneth Hamilton Jenkin (29 October 1900 - 20 August 1980) was best known as a historian with a particular interest in Cornish mining, publishing The Cornish Miner, now a classic, in 1927.Jenkin was a founder bard of the Gorseth Kernow in 1928, taking the bardic name Lef Stenoryon ("Voice of the Tinners"). He was involved in persuading Cornwall County Council to set up Cornwall Record Office in the 1950s, and served on its committee until his death.[1] In 1959 he was elected President of the Federation of Old Cornwall Societies, a position he also held in 1960 and in 1962 he became its first life President.He was elected President of the Royal Institution of Cornwall for the years 1958, 1959 and was Vice-President in 1977.