Chicago, Museum of Contemporary Art., 1968, First Edition. EvaTone Soundsheet in Wrappers, Square 8vo, 4pp, 4 b&w illustrations, 2 sided EvaTone 7 inch 33 1/3 flexi-disc. This is the audio documentation of Happenings/Performance artist Robert Whitman's late sixties multi-media installations at Chicago's Museum of Contemporary Art. A most handsome copy of this uncommon item (catalogued on page 54 of Guy Schraenen's "Vinyl: Records and Covers by Artists") still in the unsent printed mailing envelope.