THE CORNWALL ISLAND PROJECT

Photogrammetric methods were used in the Cornwall Island project with the aim of keeping ground measurements to an absolute minimum, by photogrammetric determination of the co-ordinates of targeted points located at or close to all lot corners and road deflections. The results showed that even thoug...

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Bibliographic Details
Published in:The Canadian Surveyor
Main Author: Slessor, D. R.
Format: Article in Journal/Newspaper
Language:English
Published: Canadian Science Publishing 1962
Subjects:
Online Access:http://dx.doi.org/10.1139/tcs-1962-0033
http://www.nrcresearchpress.com/doi/pdf/10.1139/tcs-1962-0033
Description
Summary:Photogrammetric methods were used in the Cornwall Island project with the aim of keeping ground measurements to an absolute minimum, by photogrammetric determination of the co-ordinates of targeted points located at or close to all lot corners and road deflections. The results showed that even though the precision of short distances sometimes fell short of the Division’s standard of 1:2,500, the obsolute accuracy of coordinates was excellent.