This chart is based upon both major and minor catalog numbers. The default opening view shows all US stamps; you can filter the chart by using the drop down box to select stamps by ‘Type’.
Catalog Number Description Denomination Color Date Issued Perforation Num Produced Series
4524c Go Green:  Share Rides 44c Multicolored 4/14/2011 11¼ x 10¾ 160 million stamps
4524d Go Green:  Turn Off Lights 44c Multicolored 4/14/2011 11¼ x 10¾ 160 million stamps
4524e Go Green:  Choose to Walk 44c Multicolored 4/14/2011 11¼ x 10¾ 160 million stamps
4524f Go Green:  Go Green 44c Multicolored 4/14/2011 11¼ x 10¾ 160 million stamps
4524g Go Green:  Compost 44c Multicolored 4/14/2011 11¼ x 10¾ 160 million stamps
4524h Go Green:  Let Nature Do the Work 44c Multicolored 4/14/2011 11¼ x 10¾ 160 million stamps
4524i Go Green:  Recycle More 44c Multicolored 4/14/2011 11¼ x 10¾ 160 million stamps
4524j Go Green:  Ride a Bike 44c Multicolored 4/14/2011 11¼ x 10¾ 160 million stamps
4524k Go Green:  Plant Trees 44c Multicolored 4/14/2011 11¼ x 10¾ 160 million stamps
4524l Go Green:  Insulate the Home 44c Multicolored 4/14/2011 11¼ x 10¾ 160 million stamps
4524m Go Green:  USE [stampsma_ss]ublic Transportation 44c Multicolored 4/14/2011 11¼ x 10¾ 160 million stamps
4524n Go Green:  USE [stampsma_ss]fficient Light Bulbs 44c Multicolored 4/14/2011 11¼ x 10¾ 160 million stamps
4524o Go Green:  Adjust the Thermostat 44c Multicolored 4/14/2011 11¼ x 10¾ 160 million stamps
4524p Go Green:  Maintain Tire Pressure 44c Multicolored 4/14/2011 11¼ x 10¾ 160 million stamps
4525 Helen Hayes 44c Multicolored 4/25/2011 11¼ x 10¾ 40 million stamps
4526 Legends of Hollywood:  Gregory Peck - 17th stamp in series 44c Multicolored 4/28/2011 11¼ x 10¾ 40 million stamps Legends of Hollywood
4527 Mercury Project and MESSENGER Mission:  Alan Shepard 44c Multicolored 5/4/2011 11¼ x 10¾ 60 million stamps
4528 Mercury Project and MESSENGER Mission:  Messenger Mission 44c Multicolored 5/4/2011 11¼ x 10¾ 60 million stamps
4528a Mercury Project and MESSENGER Mission:  Attached Pair 2 @ 44c Multicolored 5/4/2011 11¼ x 10¾ 60 million stamps
4529 Purple Heart with Ribbon 44c Multicolored 5/5/2011 11¼ x 10¾ 500 million stamps