4 December 1967 – On this day during the Vietnam War: U.S. and South Vietnamese forces engage Viet Cong troops in the Mekong Delta. (1) https://www.youtube.com/watch?v=69nxwf1s7Tw&lc=z223xp2ybzj2zfvws04t1aokgti0lg43uezcimvwos4kbk0h00410 (1) Wikipedia
Norris B. Harbold
Butch Harbold flew the F-100 from 1958-1961 with the 23rd Tactical Fighter Squadron/36th Tactical Fighter Wing, Bitburg, Germany and from 1961-1966 with the 121st Tactical Fighter Squadron, DCANG, Andrews AFB, MD.
Harbold liked to fly his Royal Canadian Air Force basic trainer, the Super Chipmunk, at aerobatic airshows. The plane, built in 1952 was used by the military until 1964. It was modified for aerobatic maneuvers and Dr. Harbold performed “outside loops, inverted spins, “heart loops”, eight-point rolls, inverted pass, and a 45-degree inverted climb.” (1)
Dr. Harbold “is a cardiologist in Rock Hill, South Carolina. He received his medical degree from George Washington University School of Medicine and has been in practice for more than 20 years.”(2)