The Internet Archive discovers and captures web pages through many different web crawls.
At any given time several distinct crawls are running, some for months, and some every day or longer.
View the web archive through the Wayback Machine.
Many of the USPS trademarks listed in Exhibit 116.1 appear throughout the IMM. (This is not an exhaustive list of the many marks belonging to the U.S. Postal Service.) Proper use of any USPS trademark may require capitalizing the initial letters, or all the letters of an acronym, to distinguish it from terms not used as trademarks. The ® symbol may be used after these marks.