Cleveland, Ohio 1974: Planning Math Eitemau Uwchlwytho gan The Welsh North American Association (WNAA)
Wilkes Barre, PA 1983: support for the bid to host Math Eitemau Uwchlwytho gan The Welsh North American Association (WNAA)
Wilkes Barre 1983: mailings/registration Math Eitemau Uwchlwytho gan The Welsh North American Association (WNAA)
Wilkes Barre 1983: Program booklet Math Eitemau Uwchlwytho gan The Welsh North American Association (WNAA)
Toronto 1982: Group tour booking Math Eitemau Uwchlwytho gan The Welsh North American Association (WNAA)
Toronto 1982: Group tour booking Math Eitemau Uwchlwytho gan The Welsh North American Association (WNAA)
Toronto 1982: hymnal shipping Math Eitemau Uwchlwytho gan The Welsh North American Association (WNAA)
San Francisco 1960: Head Table Math Eitemau Uwchlwytho gan The Welsh North American Association (WNAA)
Utica 1962: Proposed Program of events Math Eitemau Uwchlwytho gan The Welsh North American Association (WNAA)
Niagara Falls 1929: publicity Math Eitemau Uwchlwytho gan The Welsh North American Association (WNAA)
Washington D.C. 1957: photographs Math Eitemau Uwchlwytho gan The Welsh North American Association (WNAA)
Pittsburgh 1965: Press clippings Math Eitemau Uwchlwytho gan The Welsh North American Association (WNAA)
