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<p>Book digitized by Google from the library of the New York Public Library and uploaded to the Internet Archive by user tpb.
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<br>Subjects: tlie; lines; draw; parallel; points; equal; circle; plate; plane; horizontal; equal parts; straight lines; draw lines; cast iron; lines parallel; wrought iron; transverse distance; shadow cast; vertical plane; describe arcs</div>
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William Ezra Worthen ,  D. Appleton and Company</div>
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