Davis, Tim, 1954- Geotechnical testing, observation, and documentation / Tim Davis. - ix, 102 pages : illustrations ; 26 cm. Includes index: p97-102. ISBN: 0784404747 LCCN: 2001022799 Subjects--Topical Terms: Soils--Testing. LC Class. No.: TA710.5 / .D285 2001 Dewey Class. No.: 624.151