Power source for hoisting steel. Jack up truck and use “fifth wheel”. This could be dangerous - at least one leg broken by getting wrapped up. Safety modifications made to system after individual severely injured. Triangulation party of Paul A. Smith
Photo Category: Geodesy - Triangulation - Towers - Bilby Steel
Photo Date: 1931
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| Added On | 18th October 2015 |
| Viewed | 6 viewed |
| Downloads | 1 Downloaded |