The 221, 222, 223 & 224 (King's Own) Anti-tank Batteries in which Alexander Filer and Maurice Foulds served, were part of 56 (King's Own) Anti-Tank Regt RA (TA)  formed in 1938 from the 4th King's Own TA.  

Most of the lads from the 222 Battery were from Barrow In Furness and were friends in civilian life as well as in the Army.

Their war service was:-

1939-40 UK

21st April 1940     Shipped to France with BEF as part of 42 Division under the command of Lt. Col. B.H. Palmer. They were equipped with 2pdr anti-tank guns.  They moved into Belgium and were in the Flanders area - this was at the start of hostilities and just prior to the withdrawal to Dunkirk. During this time, the Regiment took quite a mauling and 'Mac' Pedley one of the commanders was seriously wounded.  He did however recover to rejoin his group when they went out to the Far East.

1941     UK

In 1941, 222 ATk Bty RA (TA) went to the 83 ATk Regt for a month, after which they returned to the 56th (King's Own) ATk Regt RA (TA), with which they stayed until 1946 when the Regt was placed in Suspended Animation. India and Burma 1942-1945.
Ref; Lineage Book of Land Forces 1660-1978 Vol II, and The
Territorial Artillery 1908-1988.

1942-45 India and Burma
1943 Re-organised as 56 Light Anti-Aircraft/Searchlight Regt RA (TA)

1944 Redesignated 56 Anti-Tank Regt RA (King's Own) (TA)

1946 Placed in suspended animation

The Kings Own Vol III 1914-1950 gives a history of the regiment.

Many thanks to Philip Jobson for the information - pjjobson@hotmail.com and also to the nephew of 'Mac' Padley, Peter Scott