Here we see the key for one of the RAF's silk escape maps, in this case sheet C, covering Holand, Belgium, the north-east corner of France and west and central Germany.
Donated by Mitchell Walters , son of Ian.
How to cite this article:
Rickard, J (3 December 2015), Key to RAF Silk Escape Map, Sheet C , http://www.historyofwar.org/Pictures/pictures_raf_silk_escape_map_C_key.html
