Outline of the Method of Conducting a Trigonometrical Survey, for the Formation of Topographical Plans: And Instructions for Filling-in the Interior Detail, Both by Measurement and Sketching : Military Reconnaissance, Leveling, &c., &c., with the Explanation and Solution of Some of the Most Useful Problems in Geodesy and Practical Astronomy, to which are Added a Few Formulæ and Tables of General Utility for Facilitating Their Calculation