Number group Earliest date known Front design Designator -------------------------------------------------------------------------------- 033,000,001 May 2006 Handy Hints T-d1 to T-d4 and to T-c1 to T-c4 033,100,000 033,100,001 May 2006 Handy Hints T-c1 to T-c4 to 033,200,000 033,200,001 May 2006 Handy Hints T-c1 to T-c4 and to T-b1 to T-b4 033,300,000 033,300,001 July 2006 Handy Hints T-b1 to T-b4 to 033,400,000 033,400,001 May 2006 Handy Hints T-b1 to T-b4 to 033,500,000 033,500,001 May 2006 Handy Hints T-a1 to T-a4 to 033,600,000 033,600,001 May 2006 Handy Hints T-a1 to T-a4 to 030,700,000 033,700,001 May 2006 Handy Hints T-a1 to T-a4 to 033,800,000 033,800,001 May 2006 Handy Hints T-d1 to T-d4 to 033,900,000 033,900,001 May 2006 Handy Hints T-d1 to T-d4 to 034,000,000