Media Summary: Creator(s): Post Office Department. 2/20/1792-7/1/1971 (Most Recent) Series: Motion Picture Films, 1921 - 1970 Record Group ... This is a shorter version; the entire video is here: As American communities and cities experienced growth in the mid-twentieth century, the management of the increasing amount ...
Swinging Six On Zip Codes - Detailed Analysis & Overview
Creator(s): Post Office Department. 2/20/1792-7/1/1971 (Most Recent) Series: Motion Picture Films, 1921 - 1970 Record Group ... This is a shorter version; the entire video is here: As American communities and cities experienced growth in the mid-twentieth century, the management of the increasing amount ... "...You've got to help them right away before the US Post Office explodes!" The My Christmas mailing PSA about the importance of the Zone Improvement Program. Put to music by the fabulous A more complete version. The film discusses the evolution of the
July 1, 1963 was a red-letter day for the U.S. Post Office, for it marked the introduction of its Zoning Improvement Plan -
![Swinging Six - ZIP Code PSA pop version [1960s]](https://i.ytimg.com/vi/hWqJUmgTBo4/mqdefault.jpg)
