Search Results for: Bulldozers
calculators or computer-aided drawing programs. all drawings are done by hand, in pencil. all calculations are done using slide rules; a team of engineers works on the calculations. the first task is to string a -foot cable between the mountain gap, feet above the riverbed, to haul material, men, and bulldozers
calculators or computer-aided drawing programs. all drawings are done by hand, in pencil. all calculations are done using slide rules; a team of engineers works on the calculations. the first task is to string a -foot cable between the mountain gap, feet above the riverbed, to haul material, men, and bulldozers...
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