Manual of cardboard construction for third and fourth grades (1902)
Kunou, Charles A. [from old catalog] · [Los Angeles?] · leaf 26
24 B3 COURSE.No. 9. Envelope.Construction: Draw a rectangle 4x3. Find middle points x and with rnler, draw lines along and across the rectangle.With ruler extend lines A, A, A, A, i^ outside rectangle.Measure 2 on lines X, X, X, X, and connect with pointsA, A, A. A; and at the ends of rectangle, as… … 25 A3 COURSE A3 COURSE.No. 1. Bookmark.Construction: Using compasses draw circle with ly^ radius. Draw diameter. Measure 1/2 on each side of center. With triangle draw lines AB, and CD, at right angles with the diameter.With scissors cut around circumference.Cut along lines BA, and DC, to…
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Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
