Emil Bisttram, “Metroolis,” 1929, oil on canvas, 40 x 25″,
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photograph of drawing for “Metropolis,” with lines drawn over it by Bisttram showing his use of the golden section rectangle (whirling square rectangle).
detail of photograph of “Metropolis” showing the alternate title “The House of God,” showing the date ’29, showing the signature as Emil J. Bistran, showing the inscription “W.Sq” which refers to the whirling square rectangle or golden section rectangle.