What people are saying - Write a review
We haven't found any reviews in the usual places.
Other editions - View all
arcs of circles axis belt bevel wheels bolts boss bottom chamfered circular collar connected construction lines crank cross-section curved surface cycloidal cylinder cylindrical diameter dimensions direction distance divide dotted lines draw lines parallel Draw the centre drawn full eccentric eleva elevation employed end-elevation example feathers figures fixed foot front-elevation given circle given straight line groove half hole horizontal plane intersection left-hand length machine marked e number of revolutions object obtained oil-cup parallel curves pedestal perpendicular pinion pitch circle pitch line planing machines Plate XX Plate XXIV portion position projection rack and pinion radii radius rectilinear motion represent right angles scale Screw Thread shade lines shaft sheave shown in figs SiPx sliding piece spur wheels square square-threaded screw strap termed thickness of metal threads per inch tion tooth tricity vertical plane width
Page 137 - HALF-HOURS WITH THE TELESCOPE : a Popular Guide to the Use of the Telescope as a means of Amusement and Instruction.
Page 137 - HALF-HOURS WITH THE STARS: a Plain and Easy Guide to the Knowledge of the Constellations. Showing in 12 Maps the position ol the principal Star-Groups night after night throughout the year. With Introduction and a separate Explanation of each Map. True for every Year.