When Am I?
From: Richard B. Langley
Date: 2013 Mar 13, 17:32 -0300
List members might enjoy reading (and possibly critiquing --
constructively, of course) the following GPS World item:
http://www.gpsworld.com/when-am-i-the-importance-of-time-in-navigation/
-- Richard Langley
Sent from my iPod Touch