The 1904 World's Fair, St. Louis, Missouri: a transportation exhibit displaying an iron tunnel section. Photograph, 1904.

Date:
1904
Reference:
572680i

Licence: Public Domain Mark

Credit: The 1904 World's Fair, St. Louis, Missouri: a transportation exhibit displaying an iron tunnel section. Photograph, 1904. Wellcome Collection. Source: Wellcome Collection.

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