File:Full-size section display of Pennsylvania Railroad Tunnels.png
Full-size_section_display_of_Pennsylvania_Railroad_Tunnels.png (529 × 365 pixels, file size: 215 KB, MIME type: image/png)
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[edit]DescriptionFull-size section display of Pennsylvania Railroad Tunnels.png |
English: Full-size display of a section of the Hudson River tunnels as shown by the Pennsylvania Railroad at the 1904 Louisiana Purchase Exposition at St. Louis |
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Source | Negative Nr. 94-4983 of Smithsonian Institution taken from The Hopkin Thomas Project | |||||
Author | Unknown photographer | |||||
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current | 11:15, 28 March 2020 | ![]() | 529 × 365 (215 KB) | Pechristener (talk | contribs) | {{Information |description={{en|Full-size display of a section of the Hudson River tunnels as shown by the Pennsylvania Railroad at the 1904 Louisiana Purchase Exposition at St. Louis}} |date=1904 |source=Negative Nr. 94-4983 of Smithsonian Institution taken from [http://www.thehopkinthomasproject.com/TheHopkinThomasProject/CoalFireIronSteel/Appendices/CatasauquaIndustryResidences/CatasauquaIndustries/DaviesandThomas/Middleton.htm The Hopkin Thomas Project] |author={{Unknown photographer}} |... |
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Horizontal resolution | 28.35 dpc |
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Vertical resolution | 28.35 dpc |