The Young Surveyor's Guide: Or, A New Introduction to the Whole Art of Surveying Land: Both by the Chain & All Instruments Now in Use. Now First Publish'd from an Original M.s. to which is Added, All the Useful Geometrical Definitions, Axioms, Problems & Theorems, which Relate to this Art ... There is Also Added, by Way of Appendix, a New Way of Surveying Large Tracts of Land ... The Manner of Making Up and Preparing Transparent Colours for Beautifying Maps ... The Tables of Artificial Numbers, Sines and Tangents ... All which is Very Much Improved & CorJ. Knapton, 1716 - 375 Seiten |
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Seite 10
... extent , and fetting . one Foot upon the point B , let the other fall at pleafure , as at the Point K , and without altering the Compaffes , fet one Foot in the Point K , and with the other crofs the Line AB , at D , alfo on the other ...
... extent , and fetting . one Foot upon the point B , let the other fall at pleafure , as at the Point K , and without altering the Compaffes , fet one Foot in the Point K , and with the other crofs the Line AB , at D , alfo on the other ...
Seite 13
... extent in any part of the given Line , fet one foot of your Compaffes , and ftrike the Arch D , then through the point E and the utmoft Convexity of the last Arch draw the line CK , which is parallel to BD and through the point E ...
... extent in any part of the given Line , fet one foot of your Compaffes , and ftrike the Arch D , then through the point E and the utmoft Convexity of the last Arch draw the line CK , which is parallel to BD and through the point E ...
Seite 17
... the Compaffes in D , and extend the other to g , defcribe the Arch gf , with the fame extent , fet- ting one foot in c , describe the other part he , then then from the Center O , with the distance BO The Young Surveyors Guide . 17.
... the Compaffes in D , and extend the other to g , defcribe the Arch gf , with the fame extent , fet- ting one foot in c , describe the other part he , then then from the Center O , with the distance BO The Young Surveyors Guide . 17.
Seite 34
... extent from the Sine 90 ° , the Sine of the Argle c . 22. 30 on the Line of the Sines , will reach from b c 446 . to ba 168. 61 on the Line of Numbers . CASE II . One Leg and an Argle given , the other Leg required . Example . Sba ...
... extent from the Sine 90 ° , the Sine of the Argle c . 22. 30 on the Line of the Sines , will reach from b c 446 . to ba 168. 61 on the Line of Numbers . CASE II . One Leg and an Argle given , the other Leg required . Example . Sba ...
Seite 35
... Extent , from S , 4 c 22 ° 30 ' . To the S , 90 ° , on the Line of Sines . will reach from ba 168 , 61. to b c 446 on the Line of Numbers . CASE IV . One Leg and the Hypothenufe given , the Angles required . Example . bc = { Operation ...
... Extent , from S , 4 c 22 ° 30 ' . To the S , 90 ° , on the Line of Sines . will reach from ba 168 , 61. to b c 446 on the Line of Numbers . CASE IV . One Leg and the Hypothenufe given , the Angles required . Example . bc = { Operation ...
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Häufige Begriffe und Wortgruppen
ABCD Acres alfo Bafe Baſe becauſe beft Breadth Cafe Center Chains and Links Circle Co-fine Sine Co-Tang Co-fine Tangent Co-Tang Co-Tang Tangent Colour Compaffes contain Content defcribe the Arch Diameter direct your fights divide Divifion draw a Line draw the Line Example fame Feet fetting one foot feven feveral fhall Field Field-Book Figure fome Foot diftance ftand fuch fuppofe fure given Ground Hedge heighth Inches Index Inftrument interfect laft leffer left fide Length Line BC Line CD Mark meaſure muft multiply muſt Number obferved Off-fet oppofite Parallelogram Perches Perpendicular plain Table prick Prob Proportion protract Protractor Quotient Rhombus right Angles right fide right Line Roods Scale of equal Sine Co-fine Tangent Sine Degree Square Stationary Line take the Plot Tangent M Degree thefe THEOREM thereof theſe thofe Trapezium Triangle Trigonometry uſe Wafbed Weft whofe
Beliebte Passagen
Seite 24 - All the interior angles of any rectilineal figure, together with four right angles, are equal to twice as many right angles as the figure has sides.
Seite 30 - Degrees, each degree into 60 parts called Minutes, and each minute into 60 parts called Seconds.
Seite 189 - But if it be large, as the Map of a County, or the like, the only way is to compafs in the Plot firft with one great Square :, and afterwards to divide that into as many little Squares as you fhall fee convenient. Alfo make the...
Seite 119 - Multiply the given decimal by the number of parts in the next less denomination, and point off as many decimal places as there are in the given decimal.
Seite 108 - ... Quantity , of an Angle included by thefe Lines ; for which there are almoft as many Inftruments as there are Surveyors. Such among the reft as have got the greateft Efteem in the World, are the plain Table for fmall Inclofures, the Semicircle for champaign Grounds, the Circumferentor, the Theodolite, &c.
Seite 214 - ... the greatest ; the remainder will be the time of the star's coming to the meridian. If the remainder be greater than 12 hours, the star will come to the meridian after midnight ; but if less than 12 hours, before midnight.
Seite 133 - The distances from A to B, from В to C, from С to D, and from D to E are 2-15, 0-74, 2-4, and 0-96 miles.
Seite 109 - Table. Place the Table (already fitted for the Work, with a Sheet of Paper upon it) as nigh to the Angle A as you can, the North End of the Needle hanging directly over the Flower-de-luce.^ then make a Mark upon the Sheet of Paper at any convenient Place for the Angle A, and lay the Edge of the Index to the Mark, turning it about...
Seite 186 - Cyphers ; that Number thus increafed divide by the given Side, the Quotient will be the other Side. EXAMPLE. It is required...
Seite 69 - Feet high, the Number of Stones (or Cubick Feet) will be equal to the Number of Lineal Feet in the length of that Wai]. Secondly, If the Wall ihould be of the fame length and heighth one Foot as bef re, but the thicknefs 2, 3, 4' ?i &c- Feet (гфла of one Foot) ; then the Number of Stones (or Cubick Feet) will cccrdinglyhe twice,thrice,four-timesfivelimes &c.