PNEUMATIC TUBES atomic-flash: Helen Soros works the new pneumatic tube system to take cash at Marshall Fields store in Chicago, November 1947
1914 pneumatic tube
The New York City Pneumatic Mail System delivered mail through 27 miles of pressurized tubes from 1898 to
The crazy story of the first pneumatic mail service. When the streets of New York are being dug up you can occasionally see remnants of the pneumatic tubes.
The pneumatic tube's strange journey: Pneumatic tubes have been moving mail, people, and cats for more than a century.