Category:1850 in technology

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Technology in the 1850s : ←; 1850; 1851; 1852; 1853; 1854; 1855; 1856; 1857; 1858; 1859; →

Subcategories

This category has the following 5 subcategories, out of 5 total.

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1850 books about technology (1 C)

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Media in category "1850 in technology"

The following 2 files are in this category, out of 2 total.

Morris Canal, Inclined Plane 9 West, Port Warren, NJ - ASME plaque.jpg 1,413 × 941; 572 KB
Nouvelle méthode pour indiquer les noms des rues de Paris et des édifices publics.jpg 5,647 × 4,593; 9.69 MB

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