The story of the men who designed and built the scientific instruments used to survey and platt the wilderness. This is a detailed look at each new development in technology used to improve the quality of surveying instruments, which in turn improved the accuracy of surveying. Original instruments will be shown from each different time period with an explanation of their use and unique design. The workmanship and skills possessed by these great men of science affects your work and results today - learn about each step in accuracy improvement and how to interpret it.
Mr. Milton E. Denny
Course Length: 3 Hours, ( 0.3CEUs or 3PDHs or 3CPCs )
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