These cookies are absolutely essential for our website to function properly.
We use Google Analytics to measure how you use the website so we can improve it based on user needs.
These cookies may be set by third party websites and do things like measure how you view YouTube videos.
East Elliot Pit Winder. Arrangement of emergency exhaust system. N.C.B SW division, No.5 area. Scale 1/2" to 1'. 4.4.1960
Engineering drawing with printed and handwritten title at lower right-hand corner and a handwritten note in red pencil recording serial number of plan also in lower right-hand corner.
