The Theory and Practice of Surveying: Containing All the Instructions Requisite for the Skilful Practice of this ArtEvert Duyckinck, 1814 - 508 σελίδες |
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Σελίδα
... Compass 82 -Of Distances 194 Traverse Table 83 3. Mensuration of Areas 200 General Method 232 Pennsylvania Method 244 4. Of Off - sets 5. Method of surveying by Intersections Mean Refraction 174 Sun's Parallax 250 Dip of the Horizon 175 ...
... Compass 82 -Of Distances 194 Traverse Table 83 3. Mensuration of Areas 200 General Method 232 Pennsylvania Method 244 4. Of Off - sets 5. Method of surveying by Intersections Mean Refraction 174 Sun's Parallax 250 Dip of the Horizon 175 ...
Σελίδα 1
... Compass , their Latitude , Longitude and soundings , together with the bearings of their most remarkable places from each other , it is usually denominated Mari- time Surveying . This branch of Surveying , how- ever , demands no other ...
... Compass , their Latitude , Longitude and soundings , together with the bearings of their most remarkable places from each other , it is usually denominated Mari- time Surveying . This branch of Surveying , how- ever , demands no other ...
Σελίδα 67
... compasses in F , describe the arc AE , and with the like interval and one foot in A , describe the arc BF , making BF - AE ; through A and B draw the line AB , and it will be parallel to CD . By prob . 2. The angle BAF - AFE , PROBLEMS .
... compasses in F , describe the arc AE , and with the like interval and one foot in A , describe the arc BF , making BF - AE ; through A and B draw the line AB , and it will be parallel to CD . By prob . 2. The angle BAF - AFE , PROBLEMS .
Σελίδα 74
... compasses . But , in proportion as the practice of geometry was extended to the different arts , either connected with , or dependent upon it , new instru- ments became necessary , some to answer peculiar purposes , some to facilitate ...
... compasses . But , in proportion as the practice of geometry was extended to the different arts , either connected with , or dependent upon it , new instru- ments became necessary , some to answer peculiar purposes , some to facilitate ...
Σελίδα 75
... compasses with a moveable leg , and two spare points , which may be applied occasionally to the compasses ; one of these points is to hold ink ; the other , a porte crayon , for holding a piece of black - lead pencil . What is called a ...
... compasses with a moveable leg , and two spare points , which may be applied occasionally to the compasses ; one of these points is to hold ink ; the other , a porte crayon , for holding a piece of black - lead pencil . What is called a ...
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acres altitude Answer arch base bearing blank line centre chains and links circle circle of latitude circumferentor Co-sec Co-tang column compasses contained decimal Dep Lat Dep difference Dist divided divisions draw east Ecliptic edge EXAMPLE feet field-book figures fore four-pole chains geometrical series given number half the sum Horizon glass hypothenuse inches instrument Lat Dep Lat latitude length logarithm measure meridian distance multiplied Natural Co-sines natural sine Nonius number of degrees object observed off-sets opposite parallelogram perches perpendicular plane pole pole star PROB proportion protractor Quadrant quotient radius right angles right line scale of equal SCHOLIUM screw Secant sect semicircle Sextant side sights square root station stationary distance subtracted survey taken Tang tangent theo theodolite trapezium triangle ABC trigonometry vane versed sine vulgar fraction