« 99% Invisible

99% Invisible-61- A Series of Tubes

2012-09-20 | 🔗

Pneumatic (adj.):  of, or pertaining to, air, gases, or wind. In the world before telephone, radio, and email, the tasks of transmitting information and moving material objects were essentially the same challenge.  The way you sent someone a message was … Continue reading →


To view this and other transcripts, as well as support the generation of new transcripts, please subscribe.