A System of Geometry and Trigonometry: With a Treatise on Surveying, in which the Principles of Rectangular Surveying, Without Plotting, are Explained William J. Hamersley, 1858 - 340 من الصفحات |
A System of Geometry and Trigonometry: With a Treatise on Surveying, in which the Principles of Rectangular Surveying, Without Plotting, are ExplainedWilliam J. Hamersley, 1858 - 340 من الصفحات |