After a long and arduous search, I was able to locate Pitelka's brother-in-law. He told me that Pitelka passed away in 2009 in Slidell, LA.
However, an internet search for a death notice or any other mention came up empty. Also, Pitelka's father is buried in the Forest Lawn Cemetery in Slidell, yet George isn't. I wonder why not.
George was an Air Force veteran, but isn't in any of the national cemeteries.
The brother-in-law said that George was active in local model flying, so maybe Allan Perret (AMA 302406) might know Pitelka.
I don't feel quite right about this result, so I may pursue this search a little longer. If I can just locate his sister, Cynthia, ...
Bob Beckett