1.
Account of the Observations and Calculations, of the Principal Triangulation
by Great Britain. Ordnance Sur...
ISBN: 9781173793227
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Determination Of The Positions Of The Feaghmain And Haverfordwest, Longitude Stations Of The...
by Clarke, Alexander Ross, Ale...
ISBN: 9781342911025
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Determination Of The Positions Of The Feaghmain And Haverfordwest, Longitude Stations Of The...
by Alexander Ross Clarke
ISBN: 9781274634634
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Determination of the Positions of Feaghmain and Haverfordwest, Longitude Stations on the Gre...
by Great Britain Ordnance Surv...
ISBN: 9781377207421
List Price: $10.95