http://www.rssboard.org/rss-specification 720 XTF Search Results (f2-subject=Broadsides;f3-subject=United States. -- General Post Office) http://catalog.wrhs.org/collections/search?f2-subject%3DBroadsides;f3-subject%3DUnited%20States.%20--%20General%20Post%20Office Results for your query: f2-subject=Broadsides;f3-subject=United States. -- General Post Office Thu, 01 Jan 1970 12:00:00 GMT A bill of the quarterly returns of the post-office at [blank] in the country [blank] and the state of [blank]. United States Postmaster General., United States General Post Office. http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT Circular: General Post-Office, July 7, 1823 : the post-master general has observed, that some of the contractors for the conveyance of the mail, seem to be indifferent, as well to the manner in which the mail is conveyed, as to the time in which it is delivered. United States Postmaster General., United States General Post Office. http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT