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Determination of the power required for the operation of the types of electric switches and signals in use at the Chicago terminal of the Chicago and Northwestern railway
Title
Determination of the power required for the operation of the types of electric switches and signals in use at the Chicago terminal of the Chicago and Northwestern railway
Creator
Strong, P. A.
Date
2009, 1912
Publisher
Armour Institute of Technology
Description
http://www.archive.org/details/determinationofp00stro
Thesis (B.S.)--Armour Institute of Technology