Ann Arbor News, April 16, 1947
Digitized Photos:
- Barrage Balloon at U-M's Supersonic Wind Tunnel at Willow Run Laboratories, April 1947
- Raymond Schneyer, U-M aeronautical engineer, studies a manometer at the Willow Run laboratory, April 1947
- Vacuum Tanks for U-M's Supersonic Wind Tunnel at Willow Run, April 1947