Loading...
Please wait, while we are loading the content...
Similar Documents
Elementary and Practical Treatise on Subterraneous Surveying and the Magnetic Variation of the Needle by Thomas Fenwick; Also The Method of Conducting Subterraneous Surveys Without the Use of the Magnetic Needle, and Othe Modern Improvements by Thomas Baker
Content Provider | Internet Archive |
---|---|
Author | Thomas Fenwick |
Organization | National Central Library of Florence |
Language | English |
Publisher | J. Weale |
Publisher Date | 1861-01-01 |
Access Restriction | Open |
Subject Keyword | bearing meridian chains magnetic distance bearings magnetic meridian true meridian bord holed west variation magnetic variation angle formed subterraneous survey degrees contained magnetic needle chalk mark |
Content Type | Text |
Resource Type | Book |