Bad Drains; and How to Test Them With notes on the ventilation of sewers, drains, and sanitary fittings, and the origin and transmission of zymotic disease

Part 1. Introduction and the Principles of Geometry. Part

Chapter 179 wordsPublic domain

2. Land Surveying; comprising General Observations—The Chain—Offsets Surveying by the Chain only—Surveying Hilly Ground—To Survey an Estate or Parish by the Chain only—Surveying with the Theodolite—Mining and Town Surveying—Railroad Surveying—Mapping—Division and Laying out of Land—Observations on Enclosures—Plane Trigonometry. Part 3. Levelling—Simple and Compound Levelling—The Level Book—Parliamentary Plan and Section—Levelling with a Theodolite—Gradients—Wooden Curves—To Lay out a Railway Curve—Setting out Widths.