“penfforestwr” (head-forester), ‘The Common Wood,’A History of Ancient Tenures of Land in North Wales ..., p. 89
"Kvlch koydwr", or "Cylch coedwr", Woodman's progress, perhaps the same as "Cylch penfforestwr", or progress of the chief forester, commuted in Bromfield into a "cymhorth", or aid. ‘Two charters of Henry VII’, Y Cymmrodor the magazine of the Honourable Society of Cymmrodorion (1900-1951).Vol. 19, 1 January 1906, Page: 75
Hanai teulu Eirianell, neu Arianell, o Iarddur o Arllechwedd, O.C. 1185, arglwydd y Llechwedd Uchaf yn Arfon, pen-coedwigwr yr Eryri, a maes-lywydd dan dywysog Aberffraw. Yr Haul, Cyf. 12 rhif. 143 – 1 Tachwedd 1868, t. 16
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