Henry Janeway Hardenbergh was an American architect, best known for his hotels and apartment buildings, and as a "master of a new building form — the skyscraper." He worked three times with Edward Cla
The Dakota Building, so far uptown when it was built that it was said it might as well be in the Dakota Territory
Schermerhorn Building (1888)
Western Union Telegraph Building (partial rebuild 1884)
The Waldorf-Astoria was a hotel on Fifth Avenue in Manhattan, New York City, built in 1893 and razed in 1929. It originated as two hotels, built side by side by feuding relatives, was expanded in 1897
Engraved vignettes of the original hotels, c. 1915
The Waldorf Hotel in 1893
The hotel after the addition of the much larger Astoria wing in 1915