Elementary Surveying | Leveling Adjustment | Effect of Curvature and Refraction
38:00
Elementary Surveying | Intervisibility of Stations
51:03
Elementary Surveying | Leveling Adjustment | Two-Peg Test
1:17:35
Elementary Surveying | Measurement of Angles and Directions | Concept
8:35
Troisième - Sphère - Longitude et latitude
32:33
Elementary Surveying | Leveling Adjustment | Sensitivity of Level Tube
42:12
Elementary Surveying | Measurement of Angles and Directions | Problem Solving
24:40
Correction of Vertical Distance by Combined Effect of Earth's Curvature and Refraction
18:00