Scaffold coupler on scaffold tubes. A coupler is a fixing used to hold scaffold tubes together.

---

Size: 5435px × 3581px
Photo credit: © TON KINSBERGEN/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: calotype, daguerre, daguerreotype, drawing, english, fox, henry, inventor, medal, nature, negative-positive, negatives, pencil, photogenic, photographic, photography, physicist, pioneer, positives, process, royal, rumford, society, talbot, william