Factory Additions was the business established by Andy Warhol in 1967 for publishing and printmaking.
[1] Some of the first "Additions" include the silkscreen Marilyn Monroe portfolio,[2] and a silkscreen Addition of "Flowers",[3][4] and series of silkscreens based on his Campbell's Soup Can labels.
[5][6] Campbell's Soup Cans I consisted of a set of 10 silkscreens produced in an addition of 250.
[7][8][9]