Home Forums Hunting & Shooting Hunter's Campfire Its meme time

I swear I learned that the GPS system, for the most part, was envisioned/invented by 3 guys Easton, Getting, Parkinson(s)...is the nmemonic i use to remember, the last names...looks like her bio says she was a "long-hand mathematician"...she did the "grind out the numeric answers" work...that's not inventing...that's like saying the guy that gets sent out to gather the firewood, invented fire...