[Trademark of Cornell Iron Works.]

[Trademark of J.G. & T. Dimond Iron Works.]

[Trademark of Wm. H. Jackson & Co. Iron Works N.Y.]

[Faded trademark on building.]

[Faded trademark on building.]

[Cast iron detail on building.]

[Excelsior Power Company Building.]

[Excelsior Power Company Building.]

[Cast iron railings of 136 West 11th Street.]

[Cast iron railings of 136 West 11th Street.]

[Cast iron railings of 136 West 11th Street.]

[Architectural Iron Works.]

[Fried Trading, detail of façade.]

[Cast iron mythical creature sculptures on the stoop of 17 Eldridge Street.]

[Fried Trading.]

[Decorative railing in unidentified cemetery.]

[Spring Street and Broadway.]

[John Boyle & Co. building, 72-70 Reade Street.]

[Fried Trading, detail of façade.]

[Donald Judd House and Museum, 101 Spring Street.]