We would like to thank the following people and organizations for their valuable ideas, contributions, and support through the years. Thanks, guys!

People
Paul Anderson, Scott Berkenfield, Todd Berkenfield, Randy Coffman, Hugh Dougher, Butch Farabee, Gary Ferguson, Chuck McHugh, Jim O'Brien, Dan O'Connor, Dan Oltrogge, Val Paleski, Bev Perry, Ken Phillips, George Pope, Ginny Rousseau, and Bill Wade.

Organizations
The SAR Personnel of the Grand Canyon National Park
The Catalina Commodore Computer Club (CCCC)
The National Association For Search And Rescue (NASAR)
The Pima County Sheriff's Department
The Southern Arizona Rescue Association (SARA)
The University of Arizona.