[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.]

[Fried Trading, detail of façade.]

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

[Fried Trading.]

[Excelsior Iron Works.]

[Fried Trading.]

[Cast iron fence at the First Presbyterian Church, 48 Fifth Avenue.]

[Decorative railing in unidentified cemetery.]