Practical Geodesy: Comprising Chain Surveying, and the Use of Surveying Instruments; Levelling, and Tracing of Contours; Together with Trigonometrical Colonial Mining and Maritime Surveying |
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Practical Geodesy: Comprising Chain Surveying, and the Use of Surveying ... J. Butler Williams No preview available - 2018 |
Common terms and phrases
according accuracy accurate adjustment adopted altitude angle angular appear applied ascertained axis base boundary calculation called cause centre circle column construction contours correction cross depression described detail determined difference direction distance divided drawing drawn earth's effect elevation entered equal error extremities feet field field-book figure fixed forward give given glass greater ground half height hills horizontal inch inclination instrument intersection length light lower manner marked means measured meridian method mile minute natural nearly noted object observed obtained operations parallel parish passing placed plane plate plotting pole position practice present quantity ranging reading reduced reference refraction represent road scale seen serve sides sight signals spirit-level staff star station straight surface survey surveyor taken taking telescope theodolite tion traced triangles trigonometrical true vernier vertical whole wires
Popular passages
Page 10 - Upon the same base, and on the same side of it, there cannot be two triangles that have their sides which are terminated in one extremity of the base equal to one another, and likewise those which are terminated in the other extremity.
Page 212 - ... to make the objects appear on the other wire ; if the contact still remains perfect, the axis of the telescope is in proper adjustment ; if not, it must be altered by moving the two screws which fasten, to the up-and-down piece, the collar into which the telescope screws. This adjustment is not very liable to be deranged.
Page 273 - Varronianus; a Critical and Historical Introduction to the Ethnography of Ancient Italy, and the Philological Study of the Latin Language. By JW DONALDSON, DD, Head Master of Bury School.
Bibliographic information
| Title | Practical Geodesy: Comprising Chain Surveying, and the Use of Surveying Instruments; Levelling, and Tracing of Contours; Together with Trigonometrical Colonial Mining and Maritime Surveying |
| Author | Sir J Butler Williams |
| Edition | 3 |
| Publisher | J. W. Parker and son, 1855 |
| Original from | the University of Michigan |
| Digitized | 7 Sep 2007 |
| Length | 272 pages |
| Export Citation | BiBTeX EndNote RefMan |