This superbly illustrated vintage cigarette card features the operation of the forward looking periscope fitted to guards vans by the Southern Railway in the 1930's.
The reverse side provides further technical and operational information.
Issued in 1938 by W.D and H.O Wills, this original card measures 67 x 36 mm.
In very good condition.
Will be supplied in a protective plastic display sleeve and securely despatched.