A silent, educational film about Second Order Triangulation would explore how this intermediate stage in establishing accurate survey frameworks refines and densifies the primary geodetic control ...
To climb Colorado’s 14,000-foot peaks has turned into a competition to climb all of them in the least amount of time. For competitive climbing I suggest a new venue — the promontories used as ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback