John Graber sent in this little treasure he found while perusing the AMA Archives:
“I discovered a great 3 part history of early rc planes by reading the biography of Walt Good in ama history project online biography section. Reference to to his articles was there. They are found in ama magazine online archives of 1986 issues for March pg 56, April pg 58, and May pg 76.”
The first part of the article is here.