July 1977: Rockwell Collins Receives 'World's First' GPS Satellite Signal - Avionics International
First Map-Based Car Navigation System Debuted 14 Years Before GPS - IEEE Spectrum
A brief History of GPS In-Car Navigation - NDrive
A brief History of GPS In-Car Navigation - NDrive
The evolution of GPS satellites and their use today - GPS World
Global Positioning System - Wikipedia
What year was the first commercial 'satnav' GPS released? | Traffic Technology Today
Global Positioning System - Wikipedia
Brief History of GPS | The Aerospace Corporation
First Map-Based Car Navigation System Debuted 14 Years Before GPS - IEEE Spectrum
History of GPS
What did GPS units look like during the early years of the system? - Quora
U.S. Air Force's First Advanced GPS III Satellite Shipped To Cape Canaveral For Launch - Aug 27, 2018
Nokia's 330 Auto Navigation: their first dedicated GPS device
A brief History of GPS In-Car Navigation - NDrive
The World's First In-Car GPS Looked Like Something From Fallout
GPS Goes to War - The Global Positioning System in Operation Desert Storm. | Article | The United States Army
Brief History of GPS | The Aerospace Corporation
Part 2: The Origins of GPS, Fighting to Survive - GPS World
TI-4100 NAVSTAR Navigator GPS Receiver | Time and Navigation
A brief History of GPS In-Car Navigation - YouTube
Satellite navigation device - Wikipedia
The Consumer Electronics Hall of Fame: Garmin StreetPilot GPS Navigation System - IEEE Spectrum
