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12 feet 20 feet angle axis base breadth called centre chains chord circle circular circumference column cone construct contains correction cost cross cubic feet cubic yards curve cutting depths describe diagonal diameter difference dimensions distance divided double draw Engineering equal EXAMPLES fall feet 6 inches field figure find the area foot formula four frustrum girt give given greater ground half height inches Land laying length marked mean measured method middle miles multiply nearly NOTE offsets parallel perpendicular piece placed practice Prob PROBLEM pyramid quantity radius railway required the area Required the content roof RULE scale segment side slopes solidity square feet square yards staff stations surface survey Table taken thickness trapezium triangle usually wall whole width zone
Page 3 - The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; and each degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called seconds ; and these into thirds, &c.
Page 53 - The sphere may be conceived to be formed by the revolution of a semicircle about its diameter, which remains fixed.
Page 7 - Is. 6d. 76. GEOMETRY, DESCRIPTIVE, with a Theory of Shadows and Perspective, and a Description of the Principles and Practice of Isometrical Projection, by JF Heather.
Page 53 - A sphere is a solid bounded by a curved surface, every point of which is equally distant from a point within called the center.
Page 6 - SHIP-BUILDING AND NAVIGATION. 51. NAVAL ARCHITECTURE, by J. Peake. 3s. 53*. SHIPS FOR OCEAN AND RIVER SERVICE, Construction of, by Captain HA Sommerfeldt. Is. 53**.
Page 1 - EMIGRANT'S GUIDE TO TASMANIA AND NEW ZEALAND, by James Baird, BA [In Preparation. FINE ARTS. 20. PERSPECTIVE, by George Pyne. 2s. 27. PAINTING ; or, A GRAMMAR OF COLOURING, by G. Field. 2s. 40. GLASS STAINING, by Dr. MA Gessert, with an Appendix on the Art of Enamel Painting, &c.
Page 83 - Large and plain articles are usually measured by the square foot or yard, &c; but enriched mouldings, and some other articles, are often estimated by running or lineal measure •, and some things are rated by the piece. In measuring of Joists...
Page 88 - GLAZIERS' WORK. — Glaziers take their dimensions either in feet, inches, and parts ; or feet, tenths, and hundredths. And they compute their work in square feet. In taking the length and breadth of a window, the cross bars between the squares are included. Also, windows of round or oval forms are measured as square, measuring them to their greatest length and breadth, on account of the waste in cutting the glass.