Constructive drawing. A text-book for home instruction, high schools, manual training schools, technical schools and universities (1904)
Hanstein, Herman. [from old catalog] · Chicago, New York [etc.] Keuffel & Esser co. · leaf 42
re parallelto C O and C P respectively. O O and P P ar&the points of contact of the common tangents. 66.—Fig. 5.—Problem.—To construct common interiortangents to two circles. Solution.—Follow the previous construction anddescribe the circle C F A G. With the sum of theradii of both circles AD +… … Plate 16.Fig. 2.
Mechanical drawing
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