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- Artists
- SAS
- 21 (Artists) Special Air Service Regiment (Reserve)
- (County of London) Battalion (Artist's Rifles)
- 1/28th Battalion, London Regiment (Artists Rifles)
- 1/28th London Regiment
- 20th (Artists) Middlesex RVC
- 20th Middlesex (Artists') Volunteer Rifle Corps
- 20th Middlesex (Artists′) Rifle Volunteer Corps
- 21 Regiment Special Air Service
- 21 SAS
- 21 SAS (Volunteers)
- 21 SAS(R)
- 21 Special Air Service Regiment
- 21 Special Air Service Regiment (21 SAS)
- 21 Special Air Service Regiment (Artists)
- 21(Artists)(Reserve) SAS Regiment
- 21st SAS Artists Rifles
- 21st Special Air Service Regiment (Artists)
- 28th Battalion, the London Regiment
- 28th London Regiment
- Artists Rifles Officers Training Corps
- Artists' Rifles
- Artists' volunteer corps
- London Regiment (Artists Rifles)
- Special Air Service Reserve
- 21 Special Air Service Regiment (Artists) (Reserve)
- 28th (County of London) Battalion of The London Regiment, (The Artists' Rifles)
- 28th County of London Battalion of the London Regiment
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