Avalanche Magazine, Summer 1972 (Rainer)
Founded by Liza Béar and Willoughby Sharp, Avalanche published 13 issues between 1970 and 1976, focusing on up-and-coming conceptual and performance artists.
Issue #5, 9.5″ x 9.5″
Avalanche magazine #5, Summer 1972, Yvonne Rainer cover
Summer 1972, table of contents: Joseph Beuys, Phil Glass, Keith Sonnier. See more here.