CZECHOSLOVAK ARMY IN GREAT BRITAIN. In July 1940 Czechoslovak Army came to Great Britain from France. All units were reformed and regrouped, and the Field Post which had existed since the establish -ment of the Czechoslovak Army in France became the Czechoslovak Field Post Unit in December, 1940. The purpose of this folder is to present a survey of all special stamps issued by the Czechoslovak Field Post in France (such as were left after the retreat of June 1940) and in Great Britain. The collection includes over 180 different items of envelopes and postcards.