Which was completed first, Manhattan Life Insurance Building or the Singer Building?
Manhattan Life Insurance Building The Manhattan Life Insurance Building was a 348 ft tower at 64-66 Broadway in New York City completed in 1894 to the designs of the architects of Kimball & Thompson and slightly extended north in 1904 making its new address 64-70 Broadway. It was the first skyscraper to pass 100 m in Manhattan.
Sohmer Piano Building The Sohmer Piano Building, or Sohmer Building, is a Neo-classical  Beaux-Arts building located at 170 Fifth Avenue at East 22nd Street, in the Flatiron District neighborhood of the New York City borough of Manhattan, diagonally southwest of the Flatiron Building. Designed by Robert Maynicke as a store-and-loft building for real-estate developer Henry Corn, and built in 1897-98 it is easily recognizable by its gold dome, which sits on top of a 2-story octagonal cupola.