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6.950 8.750 19.750 8.070 8.349 5.192 8.349 1.540 14.540 [[line]] 81.530 Distance D.R. to Allen's[[guess]] Island & back to G. H. Harbor
Transcription Notes:
G. H. = "George Henry" Halls base vessel. D.R. [Dead Reckoning] is a method of calculating where you are relative to a known position.