A Treatise on Land Surveying in Theory and Practice ...1869 |
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Page iii
... THEODOLITES , LEVELS , AND OTHER INSTRUMENTS REQUIRED IN THE FIELD AND OFFICE WORK OF SURVEYING AND LEVELLING . FOR THE USE OF ENGINEERS , SURVEYORS , AND STUDENTS IN COLLEGES AND SCHOOLS . JOHN BY A. SMITH , CIVIL ENGINEER : Autor of ...
... THEODOLITES , LEVELS , AND OTHER INSTRUMENTS REQUIRED IN THE FIELD AND OFFICE WORK OF SURVEYING AND LEVELLING . FOR THE USE OF ENGINEERS , SURVEYORS , AND STUDENTS IN COLLEGES AND SCHOOLS . JOHN BY A. SMITH , CIVIL ENGINEER : Autor of ...
Page x
... theodolite Measuring for detail and distance . Verification of ' primary lines ' and ' split line ' of a triangle • Secondary lines for survey of detail — perpendiculars Modes for determining , tracing , and referencing perpen- diculars ...
... theodolite Measuring for detail and distance . Verification of ' primary lines ' and ' split line ' of a triangle • Secondary lines for survey of detail — perpendiculars Modes for determining , tracing , and referencing perpen- diculars ...
Page xi
... theodolite , & c . Measuring horizontal angles with a theodolite Removing errors of observation Verification of the measurement of angles Correction to be applied to angles in a plane Correction and verification of arcs and their ...
... theodolite , & c . Measuring horizontal angles with a theodolite Removing errors of observation Verification of the measurement of angles Correction to be applied to angles in a plane Correction and verification of arcs and their ...
Page xii
... theodolite . Same , from an intermediate point in open country Same , by auxiliary parallel lines in heavy wooded country . Same : expedients for tracing straight lines in dense jungle or brushwood . Finding inaccessible distances with ...
... theodolite . Same , from an intermediate point in open country Same , by auxiliary parallel lines in heavy wooded country . Same : expedients for tracing straight lines in dense jungle or brushwood . Finding inaccessible distances with ...
Page xiv
... theodolite as an angular instrument— line of collimation - errors to be removed Errors to be apprehended in levelling . 32 52 144 • 145 • • • 146 147 51 · 148 149 150 53 · 151 152 • 154 54 Tell - tale to show the angle the ' level ...
... theodolite as an angular instrument— line of collimation - errors to be removed Errors to be apprehended in levelling . 32 52 144 • 145 • • • 146 147 51 · 148 149 150 53 · 151 152 • 154 54 Tell - tale to show the angle the ' level ...
Contents
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Common terms and phrases
accuracy accurately adjacent angles adjusted already described altitude angular instrument angular point ascer atmospheric refraction axis base line bisection centre chain length chord circular curves clamped collimation computed contained angle contour points convenient correct corresponding determined diagram difference direction district equal error due extremities field field-book flag pole formula forward given ground horizontal limb inclination intermediate points known points laid lines traced lunar distance magnetic angle manner marked measured angle ment meridian observed obstruction obtained opposite sides parallel lines parallelogram parcel perpendiculars plotted point of intersection position prismatic compass protractor purpose reading reference point refraction remote point scale selected spherical spherical excess staff standard length straight line suitable surface configuration survey of detail surveyor tangent telescope temperature theodolite tion triangles trig trigonometrical survey tube verified verniers vertical angles vertical limb vertical plane wand water margins wire zero
Popular passages
Page 291 - The term, however, when used to express the fineness of gold, has a relative meaning only. Every mass of alloyed gold is supposed to be divided into 24 equal parts ; thus the standard for coin is 22 carat fine, that is, it consists of 22 parts of pure gold and 2 parts of alloy.
Page 291 - Measure 144 square inches = 1 square foot 9 square feet = 1 square yard 30J square yards = 1 square rod 160 square rods = 1 acre 640 acres = 1 square mile Cubic Measure 1728 cubic inches = 1 cubic foot 27 cubic feet = 1 cubic yard 128 cubic feet...
Page 305 - HISTORY of MODERN MUSIC; a Course of Lectures delivered at the Royal Institution. By JOHN HULLAH, Professor of Vocal Music in King's College and in Queen's College, London. Post 8vo.
Page 60 - 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.
Page 298 - Nesbit's Mensuration, and Key. A Treatise on Practical Mensuration : containing the most approved Methods of drawing Geometrical Figures; Mensuration of Superficies; Land Surveying; Mensuration of Solids ; the Use of the Carpenter's Rule ; Timber Measure, in which is shewn the method of Measuring and Valuing Standing Timber ; Artificers' Works, illustrated by the Dimensions and Contents of a House; a Dictionary of the Terms used in Architecture, &c.
Page 299 - The School-Books, Atlases, Maps, &c. comprised in this Catalogue may be inspected in the Educational Department of Messrs. LONGMANS and Co. 39 Paternoster How, London, where also all other works published by them may be seen.
Page 252 - ... rectilineal figures are to one another in the duplicate ratio of their homologous sides.
Page 303 - Stevens and Hole's Arithmetical Examination Cards, in Eight Sets, each Set consisting of Twenty-Four Cards. Price Is. per Set. A. Simple Addition and Subtraction. B. Simple Multiplication and Division. C. Compound Rules (Money>. D. Compound Rules (Weights and Measures). E. Practice and Bills of Parcels. F. Vulgar and Decimal Fractions. G. Simple and Compound Proportion.