Casgliadau a rhoddion, Eglwys Gymraeg Seattle, 1944-1949 Math Eitemau Uwchlwytho gan Puget Sound Welsh Association
Cyfriflyfr ariannol (1906, 1950), Eglwys Bresbyteraidd Gymreig Seattle Math Eitemau Uwchlwytho gan Puget Sound Welsh Association
Cyfarfodydd sesiynol, Eglwys Bresbyteraidd Cymru, Seattle, 1919-1938 Math Eitemau Uwchlwytho gan Puget Sound Welsh Association
Cofrestr, Eglwys Bresbyteraidd Gymraeg Seattle, 1913-1928 Math Eitemau Uwchlwytho gan Puget Sound Welsh Association
Eglwys Gymreig Seattle, cofnodion a chyfrifo, 1906-1907 Math Eitemau Uwchlwytho gan Puget Sound Welsh Association
Rhaglen y Pasg, Eglwys Gymraeg Seattle Mawrth 26,1937 Math Eitemau Uwchlwytho gan Puget Sound Welsh Association
Recordings of Welsh history in Seattle. Collection Eitemau 8 items Math Casgliadau Uwchlwytho gan Puget Sound Welsh Association
Recordings of Welsh history in Seattle. Track 7 Math Eitemau Uwchlwytho gan Puget Sound Welsh Association
Recordings of Welsh history in Seattle. Track 3 Math Eitemau Uwchlwytho gan Puget Sound Welsh Association
Recordings of Welsh history in Seattle, Track 1. Math Eitemau Uwchlwytho gan Puget Sound Welsh Association
Everyday Americans: Presentation on the History of the Welsh in Washington State Math Eitemau Uwchlwytho gan Puget Sound Welsh Association
Poster presentation, 'The Welsh in Washington State. 2007 Math Eitemau Uwchlwytho gan Puget Sound Welsh Association
Seattle Presbyterian Church Dorcas Club social Math Eitemau Uwchlwytho gan Puget Sound Welsh Association
Y Llais, society newsletter Puget Sound Welsh Association, Seattle. january. 1986 Math Eitemau Uwchlwytho gan Puget Sound Welsh Association
Y Llais, society newsletter Puget Sound Welsh Association, Seattle. december. 1985 Math Eitemau Uwchlwytho gan Puget Sound Welsh Association
Y Llais, society newsletter Puget Sound Welsh Association, Seattle. April 1984 Math Eitemau Uwchlwytho gan Puget Sound Welsh Association
