Pneumatic tube system in New York City, which is used for carrying mail between airports and post offices; estimated cost of construction is approximately $19,500 per mile; equipment and operation.
Faster airmail terminal service
Sci. Am
Science ; 142 , n 3
1930
4 pages
3 Figs.
Article (Journal)
English
© Metadata Copyright Elsevier B. V. All rights reserved.
U.S. Postal Airmail Routing Optimization
Transportation Research Record | 2013
|U.S. Postal Airmail Routing Optimization
Online Contents | 2013
|Airmail Security and the Role of the Universal Postal Union
British Library Conference Proceedings | 1994
|Luftfahrt - Night active - Express air freight and airmail by night
Online Contents | 2007
|