Denominated (37¢) Flag Stamps Quick Reference Chart
Scott Number	Gum Type	Perf/Die Cut Measurement	Date Characteristics	Other Characteristics
Issues with 2002 date
3630	SA	Die Cut 11.25 x 11 on 4 sides	small 2002	micro printed "USA" in top red stripe, upper right. No straight edges. Nearly square pane of 20.
3631	WAG	perf 10V	2002	Possible variety: Look for red ink that glows orange under LWUV
3632	SA	Die Cut 10V	2002	Coil Roll of 100
3633	SA	Die Cut 8.5V	2002	Self-Adhesive coil of 3K and 10K. Mint have liner paper larger than stamp and space between stamps.
3634	SA	Die Cut 11 on 3 sides	Large 2002	Convertible booklet of 10.
3635	SA	Die Cut 11.25 on 2,3,4 sides	small 2002	Microprinted "USPS"
3636	SA	Die Cut 10.5 x 10.75 on 2 or 3 sides	large 2002	Variety: Red ink glows orange under LWUV
Forged 3632	SA	Die Cut 10V	2002	Lack of tagging is the key here. Ink may flake.
Forged 3635	SA	Die Cut 11.4	2002	Convertible pane of 20. Lack of tagging gives it away. Microprinting is missing.
Issues with 2003 date
3629F	WAG	Perf N/A	2003	Pane of 100
3632A	SA	Die Cut 10.25V	2003	Self-Adhesive coil roll of 100. Solid Tagging
3632Ac	SA	Die Cut 10.25V	2003	Self-Adhesive coil roll of 100. Mottled Taggin
3633A	SA	Die Cut 8.5V	2003	Plate numbers prefixed with B. Bank Note Corporation of America
3634b	SA	Die Cut	2003	Self-Adhesive booklet of 10
Issues with 2004 date
3632C	SA	Die Cut	2004	Self Adhesive coil rolls of 3K and 10K. Solid Tagging. Variety: Mottled Tagging
3636D	SA	Die Cut 10.5 x 10.75 on 2 or 3 sides	2004	Double sided booklet of 20