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The railroad taper; the theory and application of a compound transition curve based upon thirty-foot chords / by Lee Perkins.

LIBRA 625.2 P414
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Format:
Author/Creator:
Language:
English
Subjects (All):
Physical Description:
x, 356 pages : diagrams ; 19 cm
Edition:
First edition First thousand.
Place of Publication:
New York : John Wiley & sons, inc.; [etc., etc.], 1915.
OCLC:
5461123

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