Per Ardua Libertas : SOA Books : 9781925907094 : 1925907090 : 01 Feb 2024 : Per Ardua Libertas The British M.I.9 Escape and Evasion Equipment Catalogue 1942 This reprinted edition of Per Ardua Libertas brings this exceptionally rare and historically significant book back into print and makes it available to the widest possible audience. Per Ardua Libertas, the title of which translates to "Freedom Through Adversity", was created by British Intelligence Section M.I.9 in 1942 as a catalogue of gadgets and tools designed to aid at-risk Allied service personnel, such as aircrew and special operatives, to evade capture, escape captivity and make it to friendly or neutral territory. One of the key features of the book is a showcase of various concealed gadgets that were carried and used during the war. These gadgets included items such as silk or tissue paper escape maps, compasses, saws and other tools concealed in everyday civilian and military issue items. Also illustrated in t