A wannan lokacin, shafin yana cikin ɓangaren Turtle Bay, wanda ke cike da gidajen yanka da gine-ginen gidaje. A cikin shekarun 1910, akwai ma'aikata na fensir da ginin kamfanin gas a Turtle Bay, a kan shafin hedkwatar Majalisar Dinkin Duniya na yanzu. Ci gaban Sutton Place da Beekman Place, arewacin wurin Majalisar Dinkin Duniya na yanzu, ya zo ne a cikin shekarun 1920. An gabatar da kulob din jirgin ruwa a kan shafin a 1925, amma ya zama da tsada. A cikin 1946, Zeckendorf ya sayi ƙasar da niyyar ƙirƙirar "X City" a kan shafin. Wannan hadadden ya ƙunshi gine-ginen otel da ɗakuna 57 da ɗakunan gine-gine.
John D. Rockefeller, Jr. Ya kasance a cikin 'yan shekarun nan.