Teachers' manual for the Prang course in drawing for graded schools, books 1-6 (1897)
Clark, John Spencer, Prang Company, Hicks Mary D, Perry, Walter Scott · Boston. Prang educ. co. · leaf 197
Fig. I. Fig. 2. In describing a circle there should be a slight (and but a slight) pressure on thefixed point, to keep it in place. The compasses should be so placed that the pencilpoint will be at the left of and below the centre ; that is, so that a line connectingthe points would be at about an…
Drawing -- Study and teaching
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