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by William Henry SearlesHardcover details (United States). 
 details (Canada). ISBN: 978-0-331-39362-0 ISBN-10: 0-331-39362-X Forgotten Books · 2018  | 
| See also: | ||
| 2018 | Paperback | The Railroad Spiral: The Theory of the Compound Transition Curve Reduced to Practical Formulae and Rules for Application in Field Work (Classic Reprint) |