“Triad.” Adolph Gottlieb (American; 1903–1974). Oil on canvas, 1962. © Adolph and Esther Gottlieb Foundation/Licensed by ARS, New York, NY⁠. #closerlook#detail#art#artist#arthistory#visualartist#visualculture#gottlieb#gottliebfoundation#artfoundation#adolphgottlieb