51.   Fearing is counting on Dickinson to help design a navigation system.

52.   For example, let us consider the automobile navigation system, at once a wonder, a distraction, a frustration, a convenience, and a hazard.

53.   For instance, its GPS technology is built into the in-car navigation system offered as an option on some BMWs.

54.   For all the effort and anxiety navigation systems save you, long trips can still be tiring.

55.   Further opportunities will come in supplying communications systems and geostationary satellites required for the navigation systems.

56.   Fortunately, airplanes, ships and other major users of global positioning navigation systems are designed with other aids like radar.

57.   Guard navigation systems and spooked automatic garage doors into opening and closing on their own.

58.   Global Positioning Satellite navigation systems have been around for a while.

59.   He then served as a Navy officer in World War II and helped develop the long range navigation system, Loran.

60.   HERTZ GOES HIGH-TECH Hertz is equipping some of its cars in several cities with a high-tech navigation system.