Pneumatic Tube in the Pennsylvania Terminal Post
Pneumatic Tube in the Pennsylvania Terminal Post Office c. 1915. Propelled by compressed air, and pulled by a partial vacuum, cylindrical containers with urgent communications flew through, and even between, office buildings (BSLOC_2016_10_42)
Picture No
11970155
Media ID
45363195
Size
3000px x 2087px
(1.3MB)
Credit
Mary Evans / Everett Collection
Source
Everett Collection
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10 People Bsloc1609 Contraptions Employees Lcgr1609 Lcgr2016 Mailmen Messages Networks New York City Occupational Portraits Rs3wn Urgent
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