A Treatise on Land Surveying in Theory and Practice ...1869 |
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... ment Grants , where H.M. Insped means of similar Cards . London : LONGMA E. Practice and Bills of Parcels . F. Vulgar and Decimal Fractions . G. Simple and Compound Proportion . H. Interest , Stocks , and Miscellaneous Problems . ving ...
... ment Grants , where H.M. Insped means of similar Cards . London : LONGMA E. Practice and Bills of Parcels . F. Vulgar and Decimal Fractions . G. Simple and Compound Proportion . H. Interest , Stocks , and Miscellaneous Problems . ving ...
Page 37
... ment of the broken chain length . The arrow marking the chain length should be removed to the forward end of the complement laid down . This arrow will then mark correctly a chain length in the measurement of the line . [ If the ...
... ment of the broken chain length . The arrow marking the chain length should be removed to the forward end of the complement laid down . This arrow will then mark correctly a chain length in the measurement of the line . [ If the ...
Page 46
... ment of the inaccessible detail . And let a , b , a2 , az , & c . be the feature points . It is required to find the position of these points , so that they may be correctly laid down on the map . The ground along AB is assumed to be ...
... ment of the inaccessible detail . And let a , b , a2 , az , & c . be the feature points . It is required to find the position of these points , so that they may be correctly laid down on the map . The ground along AB is assumed to be ...
Page 48
... ment for the point n should be applied to n ' and the survey continued to m , the measure- ment for which will be that for a- · ( an = mn ' ) . In like manner if the point on the chain for the measure- ment of m be applied to n ' the ...
... ment for the point n should be applied to n ' and the survey continued to m , the measure- ment for which will be that for a- · ( an = mn ' ) . In like manner if the point on the chain for the measure- ment of m be applied to n ' the ...
Page 49
... ment of the reference line terminating in it , should be found by measurements from it to well defined and pre- viously surveyed pickets , or points , on either side , in the line in which it is an intermediate point , so that the ...
... ment of the reference line terminating in it , should be found by measurements from it to well defined and pre- viously surveyed pickets , or points , on either side , in the line in which it is an intermediate point , so that the ...
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.