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Lewis-Clark State College - 2012FA | ||
Section 01 | ||
 | Principles of Surveying (4th Edition) by Charles A. Herubin Paperback, 352 Pages, Published 1991 ISBN-10: 0-13-717695-3 / 0137176953 ISBN-13: 978-0-13-717695-3 / 9780137176953 Charles A. Herubin. Height of Instrument. (H.I.) is an elevation, established at a known vertical ... The telescope consists of a metal tube containing four main parts. They. Figure 4.2 Engineer's level (Courtesy of Teledyne Gurley, Troy, N.Y.) ... | |