Papurau Pwyllgor yr Angor, 1979-1987, yn cynnwys gohebiaeth, tanysgrifiadau, hysbysebion, cyfriflenni banc, anfonebau a phapurau personol,1979-1983, a chofnodion ariannol, 1983-1987 = Papers of the Committee of Yr Angor, 1979-1987, comprising correspondence, subscriptions, advertisements, bank statements, invoices and personal papers, 1979-1983, and financial records, 1983-1987.