"This is the complete program brochure for the Annual National Gymanfa Ganu held in Rochester, New York. Sponsored by The Rochester and Northeastern Gymanfa Ganu Association The event consisted of a Friday night Noson Lawen, A Saturday Picnic with entertainment, and Sunday Gymanfa Ganu sessions. This is file number WNAA 00023 in the Association data base. Original documents with the same accession number are stored at the Great Plains Welsh heritage Center, Wymore, Nebraska."