Stromberg, David.The Forgotten Warhol (неопр.). Haaretz (28 марта 2008). — «In fact, the first person to present Andy Warhol as a visual, as opposed to commercial, artist was a Jew named Irving Blum, who in 1962 exhibited - and then bought for himself - the entire original series of Warhol's Campbell's Soup can paintings.» (недоступная ссылка)