Rooftops

Get Started

Photophone

Description

A device that provided a view of the other booth.

Novel

The Planeteer

Author

Michael Flynn

Built

Yes

Year Made

1930s

Companies

Product

Video calling

coming soon

// TECHNOLOGY–SECRETS–WORTH-SHARING PUBLISHED 18.04.21 FILE SIZE 497 KB FILE FORMAT MP4

NAVIGATION

“The best way to keep a secret is to shout it from the rooftops” – Edwin Land

Rooftops