1971. Gunnie Moberg, Cambell (Tam) MacPhail, Willem Sandberg. ROSC. Dublin.

22-26 October 1971. L-R: Gunnie Moberg, Campbell (Tam) MacPhail and Willem Sandberg (Director, Stedelijk Museum, Amsterdam) at the international arts festival ROSC 1971, in Dublin. Sandberg was co-selector of ROSC with James Johnston Sweeney.