Puget Sound Welsh Association board meeting minutes, September 12, 2006 Math Eitemau Uwchlwytho gan Puget Sound Welsh Association
"Y Ddolen, society newsletter Puget Sound Welsh Association, Seattle. September/October . 2006 " Math Eitemau Uwchlwytho gan Puget Sound Welsh Association
"Y Ddolen, society newsletter Puget Sound Welsh Association, Seattle. april 1999 " Math Eitemau Uwchlwytho gan Puget Sound Welsh Association
