6:08

Episode 29 The Lenker Rod – The Former Workhorse of Construction

11:51

Episode 18 - The Pincushion Solution

32:20

Extreme Dangerous Big Logging Wood Truck Driving Skill | Fastest Chainsaw Cutting Tree Machines #9

25:41

Episode 26 Recessions in Land Surveying - A Look Back

13:44

The Depths of Love

10:43

Episode 16 Least Squares and Coordinates 3 of 3

10:52

Episode 14 The Simple Explanation of Least Squares Part 1 of 3

1:10:57

Drop soil bury 5 meters of T-shaped drainage system next to the road.