Meriwether Lewis's Key to His Coded List of U.S. Army Officers

Meriwether Lewis used the symbols listed and defined here to mark a list of officers serving in the United States Army in 1801. The symbols told Jefferson whether Lewis considered the officers qualified or unqualified to serve and whether he thought they were supporters of Jefferson's administration or favored the opposing Federalist party.

For more information, see Meriwether Lewis's Coded Review of Officers