Medium: original offset lithograph. This work is also known as "Envelope". Rauschenberg executed this interesting Pop Art classic for Art In America in 1970. It consists of one composition on the front and a different original composition on the back (see the second photo). Printed on laminated paper with a center fold. Size: 11 x 14 inches (280 x 360 mm). Not signed. This work is now scarce.