Ba ~ Barber

BAC ~ Brigade Ammunition Column

BAF ~ Board of Agriculture & Food

BAF & F ~ British Armies in France & Flanders

BALB ~ British Administrative Liaison Bureau

BAPO ~ Base Army Post Office

BAR ~ British Army of the Rhine

Batt ~ Battery

BC ~ Base Commandant

BC ~ Base Commander

BCA ~ Battery Commander's Assistant

BCAP ~ B Corps Ammunition Park

BCS ~ Blue Cross Society

BCSAP ~ B Corps Sub Ammunition Park

Bde ~ Brigade

Bde Cmmdr ~ Brigade Commander

Bdmr ~ Bandmaster

BEF ~ British Expeditionary Force

BEMC ~ Battle Exploits Memorial Committee

BF ~ Box Factory (Ministry of Munitions)

BG ~ Brigadier-General

BG ~ Broad Gauge (railway)

BGGS ~ Brigadier-General General Staff

BGRA ~ Brigadier-General Royal Artillery

BGROD ~ Broad Gauge Railway Operating Division

BHP ~ Brake Horsepower

BHTD ~ Base Horse Transport Depot

BL ~ Breech Loading (guns)

BLC ~ Breech Loading Converted (munitions)

BM ~ Brigade-Major

BM ~ Boards of Management (Ministry of Munitions)

BMA ~ British Military Authorities

BMTD ~ Base Mechanical Transport Depot

Bn ~ Battalion

BO ~ Billetting Officer

BOR ~ Brigade Order

BOR ~ British Other Rank

BQMS ~ Brigade Quartermaster Sergeant

Br ~ Bombadier

Br ~ Bugler

BRC ~ British Red Cross

BRCS ~ British Red Cross Society

BRD ~ Base Remount Depot

Brig ~ Brigadier

BRO ~ Base Railway Officer

BRO ~ Branch Requisition Office

BSA ~ Birmingham Small Arms Company

BSD ~ Base Supply Depot

BSD ~ Base Stationery Depot

BSM ~ Brigade Sergeant-Major

BSO ~ Brigade Supply Officer

BWD ~ British War Department

BWD ~ Building Works Department

BWI ~ British West India Regiment

BWIR ~ British West India Regiment

BWM ~ British War Medal

BWRH ~ Black Watch Royal Highlanders