The accompanying aquot; Manual of the Admiralty -Gyro-compass (Sperry type), 1941 aquot; having been approved by My Lords ... OFFICE at the following addcesjet i York House, Kingsway, London, W.C.2 ; 120 George Street, Edinburgh 2; 39-41 ... To Senior Officers, Captains, and Commanding Officers of H.M. Ships and Vessels.
|Title||:||Manual of the Admiralty gyro-compass (Sperry type)|
|Author||:||Great Britain. Admiralty|