"The El Dorado marked a distinct stylistic shift in Roth's work toward a less plastic modeling of the mass and toward a Modernist sense of detail as applied to an essentially Classical composition," (Robert A. M. Stern, Gregory Gilmartin and Thomas Mellins, Nueva York 1930 Architecture and Urbanism Between The Two World Wars [1987], mencionado en Carter B. Horsley, "The Upper West Side Book"..