Other
The Unconstitutionality of the Laws of Congress Prohibiting Private Mails
An exposition by Lysander Spooner on behalf of the American Letter Mail Company entered according to an Act of Congress in1844, asserting that the company should have the right to establish post offices in competition with those of...
US Government Publishing Office
Ben's Guide to u.s. Government: Exclusive Powers of the National Government and State Governments
Presents a chart contrasting the powers of the National government to the powers of a State government. The powers shared by both levels of government are listed below the chart.