[Faded trademark on building.]

[Trademark of Cornell Iron Works.]

[Trademark of Excelsior Iron Works.]

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

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

[Looking south on Park Avenue toward the Helmsley and Pan Am Buildings.]

[Brown Building.]

[Looking south on Park Avenue toward the Helmsley and the Chrysler Buildings.]

[Flatiron Building.]

[Looking south on Orchard Street at the Sender Jarmulowksy Bank Building, 54-58 Canal Street.]

[Aeolian Building, 689-691 Fifth Avenue.]

[Pinking Shears Corporation building, 102 Prince Street.]

[Judge Building, 110 Fifth Avenue.]

[Candler Building, 220 West 42nd Street.]

[Scribner Building, 153-157 Fifth Avenue.]

[Stewart & Company Building, 402-404 Fifth Avenue.]

[Candler Building, 220 West 42nd Street.]

[Kletzker Brotherly Aid Association Building, 5 Ludlow Street.]

[Delapidated buildings on the Hudson River waterfront.]

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