Section of Penn. R. R. tunnel under the Hudson River at N. Y. City, exhibited at World's Fair, St. Louis, Mo., 1904. Diameter 21 feet (LOC)
| Uploaded by | The Library of Congress |
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| License | No known copyright restrictions |
| Comments | 0 |
| Favorites | 20 |
| Views | 4,072 |
| Date taken | 1904 |
| Date uploaded | 2023-10-27 |
| Tags | libraryofcongress, dc:identifier=httphdllocgovlocpnpstereo1s03676 |
| Visibility | public |