[Letter from colonel J. R. Duffy to the U.S. Army Primary Helicopter School, September 26, 1966] (open access)

[Letter from colonel J. R. Duffy to the U.S. Army Primary Helicopter School, September 26, 1966]

Letter from Colonel J. R. Duffy to the U.S. Army Primary Helicopter School congratulating them on their 10th anniversary. On the back of the letter is a stamp giving the Boyce-Ditto Public Library's address.
Date: September 26, 1966
Creator: Duffy, J. R.
System: The Portal to Texas History