Number group		Front design		Designators		Earliest known date	
	
			--------------------------------------------------------------------------------------------
	

			071,000,001		Handy Hints		T-a1 to T-a4		May 2009
			    to 
			071,100,000

			071,100,001		Handy Hints		T-a1 to T-a4		May 2009
			    to									
			071,200,000

			071,200,001		Handy Hints		T-a1 to T-a4		June 2009
			    to									
			071,300,000

			071,300,001		Not seen as yet (11/2010)
			    to			
			071,400,000

			071,400,001		Handy Hints		T-a1 to T-a4		May 2009
			    to						and T-b1 to T-b4
			071,500,000

			071,500,001		Handy Hints		T-b1 to T-b4
			    to									
			071,600,000

			071,600,001		Handy Hints		T-b1 to T-b4
			    to
			071,700,000

			071,700,001		Not seen as yet (11/2010)
			    to			
			071,800,000

			071,800,001		Handy Hints		T-b1 to T-b4		July 2009
			    to 
			071,900,000
	
			071,900,001		Handy Hints		T-b1 to T-b4		July 2009
			    to						and T-c1 to T-c4	June 2010
			072,000,000