The former when I took the kids over to the site of the WWII Italian POW camp SW of Hereford. The farmer who now works the land had rolls and rolls of it. He let me take a small strand. The latter, working on the weapons program. They disassemble the bombs at Pantex, and send the pieces out to be destroyed (if classified) or recycled (if unclassified) They occasionally let the people involved buy some pieces for souvenirs. We have some tail fins and some lift lugs that attach the bomb to the aircraft. Really, really nice machine work.
Representative photo:
POW chapel (built after the war)
Camp water tower - tank was wooden, included a walkway around outside for guards
The barbed wire
Chapel with water tower in background
TThere's also a fascinating story about how the POWs did amazing art work for the Catholic Church at nearby Umbarger, Texas.