Field Service Pocket Book Pamphlet No. 2 – Orders and Intercommunication 1939, (Reprinted with Amendments (Nos. 1 and 2) and A.T.Ms. (Nos. 39 and 42, 1941) 1941

Armies required communication to function. They do so through orders based on a hierarchy, particularly with the larger units, or a combination of units working together. This pamphlet sets out the mechanisms and content for these orders as they were at the start of the Second World War in the British Army.