Here is a small list of building we know where design by Voorhees, Gmelin _and_ Walker in New York City. List may be incomplete.
More buildings built by Voorhees, Gmelin & Walker on Histograd
On list
On map
Street view
New York Map
4 items in this list for New York City, viewed 4762 times
New York Architecture
Any Manhattan adress on a 1885 map
