With publication reference number (A.P.3291) to front board and to title page. Blue cloth-covered boards, gilt titles to spine and to front board, 111 pages +3 blank pages for notes. Includes diagrams (for example aeroplane instrument panel, aero-engine etc) labelled in Russian, and many sample passages of military text given in Russian and subsequently in English. Small octavo in size. Condition: Traces of (possibly) previous owner’s initials to front board, some fading to spine, otherwise a clean, unmarked copy.