Carlos- The original enquiry came from Wally Fydenchuck a Historian in Canada trying to verify his RCAF service. He is doing a series of books called "Immigrants of War " about Americans who joined RCAF WW II. See my review in books forum.
For info on Adler go to
http://www.p47pilots.com/index.cfm
click on biographies.
I forwarded your info to Wally -
Thanks