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

			138,000,001		Bus - Handy Hints	T-d1 to T-d4		May 2011
			    to
			138,100,000

			138,100,001		Bus - Handy Hints	T-d1 to T-d4		March 2011
			    to
			138,200,000

			138,200,001		Bus - Handy Hints	T-d1 to T-d4		April 2011
			    to
			138,300,000

			138,300,001		Bus - Handy Hints	T-c1 to T-c4		April 2011
			    to
			138,400,000

			138,400,001		Bus - Handy Hints	T-c1 to T-c4		April 2011
			    to
			138,500,000

			138,500,001		Bus - Handy Hints	T-c1 to T-c4	***	May 2011
			    to
			138,600,000

			138,600,001		Bus - Handy Hints	T-c1 to T-c4		March 2011
			    to
			138,700,000

			138,700,001		Bus - Handy Hints	T-c1 to T-c4		April 2011
			    to
			138,800,000

			138,800,001		Bus - Handy Hints	T-d1 to T-d4		March 2011
			    to
			138,900,000

			138,900,001		Not seen as yet 6/2011
			    to
			139,000,000