The Stockholm Telephone Tower with approximately 5,500 telephone lines, 1890

This post was originally published on this site

In the late 19th century, the miracle device called the telephone had been invented but the simple concept of undergrounding telephone cables had eluded engineers. Due to technical limitations of the earliest phone lines, every telephone required its own physical line strung between a house or business to a phone exchange where the call was […]

The post The Stockholm Telephone Tower with approximately 5,500 telephone lines, 1890 appeared first on Rare Historical Photos.

Be the first to comment

Leave a Reply

Your email address will not be published.


*