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

				066,000,001		Handy Hints		T-b1 to T-b4		October 2008
				    to 
				066,100,000

				066,100,001		Handy Hints		T-b1 to T-b4		October 2008
				    to						and T-a1 to T-a4	November 2008
				066,200,000

				066,200,001		Handy Hints		T-a1 to T-a4		November 2008
				    to									
				066,300,000

				066,300,001		Handy Hints		T-a1 to T-a4		October 2008
				    to
				066,400,000

				066,400,001		Handy Hints		T-a1 to T-a4		November 2008
				    to
				066,500,000

				066,500,001		Handy Hints		T-a1 to T-a4		November 2008
				    to									
				066,600,000

				066,600,001		Handy Hints		T-a1 to T-a4		August 2008
				    to
				066,700,000

				066,700,001		Handy Hints		T-a1 to T-a4		July 2008
				    to						and T-d1 to T-d4	November 2008									
				066,800,000
	
				066,800,001		Handy Hints		T-d1 to T-d4		September 2008
				    to 
				066,900,000
	
				066,900,001		Handy Hints		T-d1 to T-d4		November 2008
				    to									
				067,000,000