Green postcard. Call for submissions to "San Diego's First International Mail Art Exhibit", deadline listed as December 20 1980. Gallery actually in Vista, California (north of San Diego). Postcard addressed to Irene Bakhchanyan, not Vagrich. US Letter folded booklet, unbound. Catalogue of participants in exhibition, and text from organizer G. Arthur Hopkins. Date of exhibition unknown, but text mentions travel plans in March 1981, so likely in January or February 1981.