American text books of art education : Geometrical drawing (1873)
Smith, Walter, 1836-1886 · Boston : James R. Osgood & Co. · leaf 26
and D to draw lines cutting agiven line AB in the same point; (1) ike lines from C and D to makeequal angles with AB; or (2) the lines from C and D meeting A B tobe of the same length. From C draw a line C 1 at right angles to A B by Prob. 3. Make1 2 equal to C 1. From D draw a line to 2, cutting A…
Geometrical drawing
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