“In a few of the larger cities where traffic congestion is often impenetrable, pneumatic tubes have been installed for the local conveyance of the mail. The largest and most comprehensive system is used in New York City.
“The tubes are placed four to six feet below the surface of the streets. They are of stainless steel [...]
Archive for the ‘New York City’ Category
Pneumatic Postage (1893-1953)
Posted in Mail, New York City, Postal History on September 16, 2007 | Leave a Comment »
