Every evening during the summer of 1978, construction crews secretly entered New York City’s towering Citicorp Center after business hours, working in the shadow of its glass-clad spire. Their presence raised questions about what modifications were being made to the iconic skyscraper, as the building’s striking design—including its dramatic upward cantilever—had already been completed. The late-night operations hinted at possible structural adjustments or finishing touches, though details remained unclear. Speculation swirled about whether the changes were purely aesthetic or served a functional purpose, adding an air of mystery to the city’s most ambitious architectural project.
EVERY EVENING IN the summer of 1978, after the office workers left Citicorp Center, the carpenters arrived. They entered the 59-story tower on Lexington Avenue at 53rd Street in midtown Manhattan and ...