A System of Geometry and Trigonometry: Together With a Treatise On Surveying; Teaching Various Ways of Taking the Survey of a Field; Also to Protract ... Or, an Accurate Method of Calculating the Ar. This item is unavailable.A System of Geometry and Trigonometry: Together With a Treatise On Surveying; Teaching Various Ways of Taking the Survey of a Field; Also to Protract ... Or, an Accurate Method of Calculating the Ar

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