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<p>Book digitized by Google from the library of the University of Michigan and uploaded to the Internet Archive by user tpb.
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<br>Subjects: velocity; plane; forces; gravity; particle; equal; shew; string; direction; force; inclined plane; forces acting; three forces; horizontal plane; virtual velocity; vertical plane; accelerating force; middle point; fixed point; second law</div>
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Stephen Parkinson</div>
Internet Archive identifier