21st Anti-Tank Regiment, Royal Artillery
Organizačná štruktúra 03.09.1939 - dislokácia Aldershot
Súčasť: 1st Infantry Division
Zloženie:
'Q' Anti-Tank Battery, Royal Artillery
'Y' Anti-Tank Battery, Royal Artillery
'Z' Anti-Tank Battery, Royal Artillery
'BB' Anti-Tank Battery, Royal Artillery
Organizačná štruktúra 03.09.1939 - dislokácia Aldershot
Súčasť: 1st Infantry Division
Zloženie:
'Q' Anti-Tank Battery, Royal Artillery
'Y' Anti-Tank Battery, Royal Artillery
'Z' Anti-Tank Battery, Royal Artillery
'BB' Anti-Tank Battery, Royal Artillery