Bogardus attached plaques to his cast-ironwork that read: "James Bogardus Originator & Patentee of Iron Buildings Pat' May 7, 1850." He demonstrated the use of cast-iron in the construction of building facades, especially in New York City for the next two decades.
Bogardus marked his cast-iron structures with plaques stating "James Bogardus Originator & Patentee of Iron Buildings" and "Pat' May 7, 1850." He showcased the use of cast iron in building facades, particularly in New York City for the next two decades.