Brooklyn: unidentified armory-style building and large Dutch-roofed building, front view, undated.

New York photographer and local historian born in Baden-Baden, Germany; emigrated to the United States 1882 and lived in Brooklyn, New York. Armbruster photographed historic houses, churches, streetscapes, and buildings throughout New York City, and some of the images he created served to illustrate pamphlets he wrote on the local history of the area.