The French-born Hubert and the New York City-native Pirrson, who was trained by an English architect, established their partnership around 1870; the former’s father was the architect and engineer Charles Antoine Colomb Gengembre,[1] while the latter’s father was a well-connected "piano-forte manufacturer and musician who helped to found the New York Philharmonic Society.
Still listed as Hubert & Pirrson, the firm submitted designs for The Appleby in October 1879, a French flathouse on the southeast corner of West 58th Street and Seventh Avenue.
[3] The Landmarks Preservation Commission of New York City explained that "It was the firm’s designs for this type of building which gained for them fame and prestige."
[3] "The Queen Anne style, which characterizes this row, is an American variant of the interpretation of early 18th-century English brick architecture Specific details associated with this style include Tudor roses, sunflowers, multi-paneled wood doors and various classical motifs such as swags and wreaths, which often appear on the sheet-metal roof cornices.
[5] His most important work was considered the $5 million 12-story Central Park or Navarro Buildings (1882) on Seventh Avenue at Fifty-eighth and Fifty-ninth Streets.