Category:Interlocking towers of the Chicago and North Western Transportation Company
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Media in category "Interlocking towers of the Chicago and North Western Transportation Company"
The following 3 files are in this category, out of 3 total.
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Des Plaines interlocking tower.jpg 800 × 542; 102 KB
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Interlocking machine locking bed.jpg 565 × 716; 219 KB
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Lake Street Tower C&NW c1913.jpg 458 × 378; 134 KB