Irrigation Reference Manual (Peace Corps, 1994, 485 p.): Chapter 1

Irrigation Reference Manual (Peace Corps, 1994, 485 p.)

Chapter 1 - Introduction

2.3 Surveying

		(introduction...)
		2.3.1 Profiling
		2.3.2 Steps in making a topographic man
		2.3.3 Abney level surveying
		2.3.4 Simple levels for use in surveying contour lines
		2.3.5 Compass use