In our collection you will encounter military terminology and acronyms. Here you can find out what they mean:

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4 H

4th Queen's Own Hussars

4/19 PWLH

4th/19th Prince of Wales's Light Horse (AMF)

4/7 DG

4th/7th Royal Dragoon Guards

40th Inf Bn

40th Infantry Battalion [First World War AIF Infantry Unit]

41st Inf Bn

41st Infantry Battalion [First World War AIF Infantry Unit]

42nd Inf Bn

42nd Infantry Battalion [First World War AIF Infantry Unit]

43rd Inf Bn

43rd Infantry Battalion [First World War AIF Infantry Unit]

44th Inf Bn

44th Infantry Battalion [First World War AIF Infantry Unit]

45th Inf Bn

45th Infantry Battalion [First World War AIF Infantry Unit]

46th Inf Bn

46th Infantry Battalion [First World War AIF Infantry Unit]

47th Inf Bn

47th Infantry Battalion [First World War AIF Infantry Unit]

48th Inf Bn

48th Infantry Battalion [First World War AIF Infantry Unit]

49th Inf Bn

49th Infantry Battalion [First World War AIF Infantry Unit]

4th ADUS

4th Australian Depot Unit of Supply [First World War AIF Supplies and Transport AASC Unit]

4th ALH Bde

4th Australian Light Horse Brigade [First World War AIF Light Horse Unit]

4th ALH Fd Amb

4th Australian Light Horse Field Ambulance (4th ALH Fd Amb)

4th ALH Regt

4th Australian Light Horse Regiment [First World War AIF Light Horse Unit]

4th ANZAC Bn ICC

4th (ANZAC) Battalion, Imperial Camel Corps (Brigade) [First World War AIF Camel Corps Unit]

4th Aust Amm S Pk

4th Australian Ammunition Sub-Park (4th Aust Amm S Pk)

4th Aust BG Rly Op Coy

4th Australian Broad Gauge Railway Operating Company (formerly 35th Australian Broad Gauge Railway Operating Company) [First World War AIF Railways Unit]

4th Aust Div Base Dep

4th Australian Division Base Depot [First World War AIF Bases and Depots Unit]

4th Aust Div Canteen

4th Australian Divisional Canteen [First World War AIF Canteen Unit]

4th Aust Div Salv Coy

4th Australian Division Salvage Company [First World War AIF Salvage Unit]

4th Aust Div Sig Coy

4th Australian Division Signals Company [First World War AIF Signals Unit]

4th Aust Div Sup Col

4th Australian Divisional Supply Column (later 4th Australian Divisional Mechanical Transport Company) [First World War AIF Supplies and Transport AASC Unit]

4th Aust Div Train

4th Australian Divisional Train [First World War AIF Supplies and Transport AASC Unit]

4th Aust Fd Amb

4th Australian Field Ambulance [First World War AIF Medical Unit]

4th Aust Fd Bchry

4th Australian Field Butchery [First World War AIF Supplies and Transport AASC Unit]

4th Aust Fd Bkry

4th Australian Field Bakery [First World War AIF Supplies and Transport AASC Unit]

4th Aust LTM Bty

4th Australian Light Trench Mortar Battery [First World War AIF Infantry Unit]

4th Aust MG Sqdn

4th Australian Machine Gun Squadron [First World War AIF Machine Gun Unit]

4th Aust Mob Vet Sect

4th Australian Mobile Veterinary Section [First World War AIF Veterinary Unit]

4th Aust MT Coy

4th Australian (Divisional) Mechanical Transport Company [First World War AIF Supplies and Transport AASC Unit]

4th Aust MTM Bty

4th Australian Medium Trench Mortar Battery [First World War AIF Artillery Unit]

4th Aust Pnr Bn

4th Australian Pioneer Battalion [First World War AIF Engineers Unit]

4th Aust San Sect

4th Australian Sanitary Section (4th Aust San Sect)

4th Bty AFA

4th Battery, Australian Field Artillery [First World War AIF Artillery Unit]

4th DAC

4th Australian Divisional Ammunition Column[First World War AIF Artillery Unit]

4th Div

4th [British] Division (and subordinate units) [First World War British Headquarters Unit]

4th Fd Coy AE

4th Field Company, Australian Engineers [First World War AIF Engineers Unit]

4th Inf Bn

4th Infantry Battalion [First World War AIF Infantry Unit]

4th MG Bn

4th Australian Machine Gun Battalion [First World War AIF Machine Gun Unit]

4th MG Coy

4th Australian Machine Gun Company [First World War AIF Machine Gun Unit]

4th Tng Bn

4th Training Battalion [First World War AIF Infantry Unit]