Science and art drawing : complete geometrical course ; consisting of plane and solid geometry, orthographic and isometric projection, projection of shadow's the principles of map projection, graphic arithmetic and graphic statics (1895)
Spanton, J. Humphrey (John Humphrey) · London : Macmillan · leaf 95
as radius, drawthe circle required. Problem 107. Draw a circle having a radius of f of an inch tangential to twogiven unequal circles A and B externally. Note.—The circles must not bemore than f inches apart. Find the centres D and E of thegiven circles (Prob. 33). From centreD, with the sum of the… … Fig. 171. TANGENTS AND TANGENTIAL ARCS 75
Geometrical drawing
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