Old North Church Goes Modern With LEDs
By MARK JEWELL
Monday, March 03, 2008

BOSTON (AP) — One LED if by land, and two if by sea?

The Old North Church, a beacon for Paul Revere's famous warning of the movement of British forces, and a symbol of the American Revolution, has gone high-tech with the installation of light-emitting diodes, or LEDs.

The energy-efficient lights illuminate ceiling vaults inside the church, whose steeple was used to display two lanterns as a signal about British troop movements on April 18, 1775 — the night described in Henry Wadsworth Longfellow's famous poem, which included the line: "One if by land, and two if by sea."

LEDs haven't yet replaced the slightly less-modern compact fluorescents that the church began using two years ago in its modern versions of the steeple lanterns. the rest