This section is from the book "Manual Training - Cardboard Construction", by J. H. Trybom. Also available from Amazon: Cardboard Construction.

1. Construct the outside rectangle 5½" X 4½".
2. Draw the lines parallel to the sides, forming inside rectangles.
3. Construct laps AD and C.
4. In constructing lap B find the centre of ab, draw cd and ce ; with a and b as centres and radius 1¼" describe arcs ; complete the curves freehand.
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