Archives prize voucher

The Archives prize voucher is an item found in the National Archives in Fallout 3. It can be traded for either grape, berry, or orange Mentats at the terminal to the right of the quiz terminal.

Locations

 * One is awarded for answering all 8 questions correctly on the "National Archives Guess and Win!" terminal in the lobby.
 * Six more can be found in the safe in the Archives Administrator's office, found to the right of the front entrance and up some stairs.

Guess and Win - Correct answers

 * 1) Second Continental Congress
 * 2) Thirteen
 * 3) John Hancock
 * 56
 * 1) Ratification
 * 2) King George III
 * 3) Happiness
 * 4) Thomas Jefferson