Sub-title: “The story of the Royal Ordnance Factory managed by J. Lyons & Company Limited for the Ministry of Supply during the World War of 1939-1945”. Undated, but probably 1946; no publisher credited. Illustrations (line drawings) by Randolph Schwabe. Dark red cloth-covered boards, red title on yellow ground to front board, with author’s name in gilt below; 50 pages. Condition: A little wear to the boards, light spotting to end papers, previous owner’s pencil note to front free end paper.