4 0 c m
38cm
actual image size: 30cm x 32cm
Description
Royal Air Force aircraft controller at work, 10 October 1942. 'A sergeant is at the outside controls of the presure. A barograph in front of him records a presure equivalent to 40,000 feet'.
Image Details
Image Ref.
10313721
© Daily Herald Archive / National Science & Media Museum / Science & Society Picture Library