Category:Telephones in the 1870s

English: Telephones in the 1870s.

Français : Téléphones dans les années 1870.

Telephones by decade: ◀ · 1800s · 1810s · 1820s · 1830s · 1840s · 1850s · 1860s · 1870s · 1880s · 1890s · ▶

Subcategories

This category has only the following subcategory.

F

First telephones by Alexander Graham Bell‎ (28 F)

Media in category "Telephones in the 1870s"

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

Box telephone of 1877.jpg 650 × 415; 41 KB
Carbon-resistance telephone transmitter, 1878.jpg 3,246 × 1,799; 1.44 MB

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