Anfoneb oddi wrth Western Counties Agricultural Co-Operative Association Limited, Bryste, 26 Mai 1962 Math Eitemau Uwchlwytho gan Hengwrt
Anfoneb oddi wrth Western Counties Agricultural Co-Operative Association Limited, Bryste, 30 Ionawr 1960 Math Eitemau Uwchlwytho gan Hengwrt
