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Division of Work and Industry Lantern Slide Collection
3316.2 Protecting sides of Culebra Cut, at foot of Contractor's Hill, by reinforced concrete facing
3327.2 Concrete progress sheet for manufacturing locks, Isthmian Canal Commission, Pacific Division
3335 Street paving scene in Panama in which an old and muddy thoroughfare is being supplied with a vitrified brick pavement laid upon concrete
3356.1 City of Panama from Ancon Hill Showing New Concrete Reservoir and Administration Building
3359.1 Concrete mixing plant, Gatun
3387.1 Pedro Miguel lock, concrete mixers, loading concrete in buckets
62-27 Forms for Concreting Foundations
62-29 Heating Concrete by Steam
Admiral David Glasgow Farragut Monument, (sculpture)
- Title:
- Farragut Monument, (sculpture)
Why Design Now?: Contour Crafting
Imposing Concrete Hideout is Where Nazi U-Boats Were Once Built ⛴ WWII by Drone | Smithsonian
This Tenerife Concert Hall is a Feat of Engineering Sorcery 🏆 Smithsonian Channel
This Underwater Seafood Restaurant in Norway is Dazzling 🍤 How Did They Build That? | Smithsonian
Underground Termite Nests Are No Problem for Sloth Bears
Chilling Footage of the 1989 Cypress Freeway Collapse
A Belgian Train Station From The Future? 🚄 How Did They Build That? | Smithsonian Channel
10.7.23 London Bridge, 1209