Although the label in the right sleeve says "Tank crews" I believe the camouflaged version was mainly used by "open topped" armored car crews. 
Can't find many wartime photo's anyway showing the camouflaged version. 
 
Marco
		 
		
		
		
			
		
		
		
		
		
		
			
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				Staghound F215633, 12th Troop "Sergeants Car" XII Manitoba Dragoons
			 
		
		
		
		
		
	
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