R.A.F. Target No. S.61, Aerodrome - Rotterdam (Waalhaven), Holland. Approximately 34 x 44cm. October 1941 dated. Scale 1:63.360. Marked with concentric rings around the centre of the target, rings being 1 mile apart. The map has been folded, is a bit creased, dog-eared and has a few small edge tears. A scarce item in good used condition. Stock code P22873-217.