The Practical Surveyor: Containing The Most Approved Methods For Surveying Of Lands And Waters is a book written by John Hammond in 1765. The book is a comprehensive guide to the art of surveying, detailing the most effective methods for measuring and mapping out land and water. It covers a wide range of topics, including the use of instruments such as the theodolite and the chain, the calculation of areas and volumes, and the mapping of boundaries...