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![[Locomotive 780, Railroad Signal Bridge, Texas & Pacific Railway Company]](http://farm8.static.flickr.com/7470/16294545871_5310b99450_m.jpg)
by SMU Libraries Digital Collections
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by State Library of Queensland, Australia
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by State Library of Queensland, Australia
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by Public Record Office of Northern Ireland
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by State Library of Queensland, Australia
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by State Library of Queensland, Australia
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by Public Record Office of Northern Ireland
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by State Library of Queensland, Australia
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by Public Record Office of Northern Ireland
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by SMU Libraries Digital Collections
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by Public Record Office of Northern Ireland
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by SMU Libraries Digital Collections
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