**E.5029.85—4010a.80 Walton, William, m.A., of the University of Cambridge. A collection of problems in illustration of the principles of elementary mechanics, 2d edition revised. Cambridge. Deighton Bell & Co. 1880. xii, 267 pp. Diagrams. 18 cm., in 8s.
 
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be This card was printed at the Boston Public Library, Februcry 10, 1921. Mo71 — Mechanics. Elementary text-books. — Problems and examples. Colls.