A worker riding on a crane hook - NYPL Digital Collections
A worker riding on a crane hook - NYPL Digital Collections
Worker on Empire State building, signaling the hookman - NYPL Digital Collections
Construction Site Safety: Then and Now - Pucuda Leading Edge
A worker riding on a crane hook - NYPL Digital Collections
PEndNotes
A worker hanging on to two steel beams - NYPL Digital Collections
Stereoview Search: Publisher: Bundy, J.K.
Utamaro, Vegder's Blog
Stereoview Search: Publisher: Ropes, H. & Co.
Crane hook and skyline looking south. - NYPL Digital Collections
Graphic Arts: Prints, Drawings, Paintings Archives
American black and white photography – Page 2 – Art and cultural memory archive
Stage Travel along Frankford Avenue in Philadelphia, Pennsylvania – stagecoachtravel
Stage Travel and Public Houses – stagecoachtravel