The Kamman Building
 The John F. Kamman Building is a historic commercial building located at Buffalo in Erie County New York. It designed by Buffalo architect F.W. Caulkins and built in 1883. A four story brick building it was designed in the Romanesque Renaissance style. The Kamman Building is located within the Hydraulics Neighborhood Buffalo's oldest manufacturing district. A post office substation was located in the building starting in 1893.