Surveying and Levelling Instruments, Theoretically and Practically Described. For construction, qualities, selection, preservation, adjustments, and uses; with other apparatus and appliances used by civil engineers and surveyors in the field.

CHAPTER XIII.

Chapter 1317 wordsPublic domain

INSTRUMENTS CONSTRUCTED ESPECIALLY FOR FACILITY OF TAKING INCLINATIONS:--Inclinometer Theodolite--Gradiometer--Clinometers: Abney's--Troughton's--De Lisle's--Stanley's--Barker's--Burnier's-- Watkin's--Clinometer Sights--Rule Clinometer--Road Tracer 389