In 1987 in order to celebrate Trefriw Women's Institute's 70th birthday, it's members produced two scrapbooks of the village during that year. Items include local news articles, events in the WI, churches, chapels, schools, Community Council and occupations and hobbies. Local and national elections are also included, as well as pages of fashion and national newspaper items. In 1997 in order to celebrate Trefriw Women's Institute's 80th birthday a further series of scrapbooks were produced.
A later deposit consists of minutes, accounts, newsletters and ephemera.