From: Great resource for OOBs

Great Find by Tom W. from the US Army Combined Arms Center web site, over 500 Orders of battle (Orbat), ranging from war establishments, formations and specific battles or phases, and covers both the allies and the axis.

http://www.cgsc.edu/...ziger/index.asp

Extracted the war establishments relating to the Royal Artillery (RHA, RFA, RGA) and also included RMA,. I have also added a side block so it is easy to find the post in the future.

1st January 1914

914BQAE.PDF Headquarters British Cavalry Divisional Artillery

914BQAI.PDF British Horse Artillery Brigade (2 Batteries, 6 13pdr QF

914BQAJ.PDF British Horse Artillery Battery not Allocated to a Cavalry Brigade in a Cavalry Division (6 13pdr QF

1915

915BQAE.PDF British Divisional Artillery Headquarters

915BQAF.PDF British Field Artillery (4 Batteries, each with 4 18pdr QFguns)

915BQAG.PDF British Field Artillery (Howitzer) - (4 Batteries, each with 4 4.5 inch huwitzer

915BQAH.PDF British Heavy Artillery Battery & Ammunition Column (4 60pdr B.L. Guns)

915BQAN.PDF Headquarters Divisional Artillery British Territorial Division

915BQAO.PDF Field Artillery Brigade (3 Batteries, each with 4 15pdr BLC Guns) British Territorial Division

915BQAP.PDF Field Artillery (Howitzer) Brigade (Two Batteries, each with 4 5-inch B.L.Howitzers) British Territorial Division

915BQAR.PDF Heavy Artillery Battery & Ammunition Column (4 4.7 inch QF Guns) British Territorial Division

915BQAW.PDF Horse Artillery Battery & Mounted Brigade Ammunition Column British 2nd Line Territorial Division

915BQAX.PDF Field Artillery Brigade British 2nd Line Territorial Division

915BQAY.PDF Field Artillery (Howitzer) Brigade (2 batteries, each of 4 5-inch BL Howtizers) British 2nd Line Territorial Division

18-Sep-1916

916BQAG.PDF Horse Artillery Brigade (3 Batteries, each with 6-13pdr QF guns)

916BQAH.PDF British Horse Battery not Allocated to a Cavalry Division (6 13pdr guns)

916BQAJ.PDF British Medium Mortar Battery (4 Mortars)

916BQAK.PDF British Heavy Mortar Battery (4 Mortars)

31-Oct-1918

918BQAC.PDF British Horse Artillery Brigade (3 batteries, each of six 13-pdr QF Guns)

918BQAD.PDF British Royal Marine Artillery Anti-Aircraft Section (2 13pdr QF guns)

918BQAE.PDF British Medium Trench Mortar Battery (3 Sections, each of 2 Trench Mortars)

918BQAF.PDF British Heavy Trench Mortar Battery (3 Sections, each of 2 Trench Mortars)