Prev Next Category: Letter Invitation from Gutierrez 1985-05-20 Pedro Gutierrez, Cuba Section: Mail Art Network Sent from: Pinar del Rio, Cuba Medium: Printed matter Category: Letter, Envelope Dimensions (cm): 32 x 21 Pages: 2 Subject: pedro gutierrez, mail art, mail art to cuba, instruction, interart, artist's stamp, drawings, poems