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Electro-chain observations.
Off of PATHFINDER
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Image ID: theb1689, NOAA's Historic Coast & Geodetic Survey (C&GS) Collection
Location: Tuxedni Bay, Cook Inlet, Alaska
Photo Date: June 1970
Credit: Commander Gerald B. Mills, NOAA Corps (ret.)
Category: Geodesy/Triangulation/Baseline/Electronic/
• High Resolution Photo Available
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