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![Bob Pryce operating theodolite at Geographical Center of North America theb3043.jpg Bob Pryce operating theodolite at Geographical Center of North America](https://s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_theb3043.jpg)
Description
Bob Pryce operating theodolite at Geographical Center of North America
Credit
Mr. Robert A. Pryce, C&GS;
Location
Rugby, North Dakota
Collection
Historic Coast & Geodetic Survey
Keywords
Geodesy
Triangulation
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