Wells Construction: Hand Dug and Hand Drilled (Peace Corps, 1980, 282 p.): Section three: Drilled wells

Wells Construction: Hand Dug and Hand Drilled (Peace Corps, 1980, 282 p.)

Section three: Drilled wells

		Chapter 10: Introduction to drilled wells
		Chapter 11: Drilling and casing techniques
		Chapter 12: Construction: hand rotary and hand percussion methods
		Chapter 13: Construction: sludger method
		Chapter 14: Construction: driven and jetted
		Chapter 15: The bottom section