Latest Pennsylvania in the American Civil War Stories

2011-12-30 22:10:00

Celebration of Pennsylvania’s Technology Leaders & Innovators to be Held March 30, 2012 at the Whitaker Center in Harrisburg; Nominations Accepted at http://www.techquestawards.com

Word of the Day
  • A pivoted catch designed to fall into a notch on a ratchet wheel so as to allow movement in only one direction (e.g. on a windlass or in a clock mechanism), or alternatively to move the wheel in one direction.
The word 'pawl' probably comes from a Latin word meaning 'stake'.