Lot of 9 Waterfowl, Ducks Unlimited Stamp Metal Pins - 1993-2003

Description

9 Waterfowl, Ducks Unlimited Stamp Metal Pins - 1993-2003.  There are 3 pins for 1999.
1999 and older - South Dakota Waterfowl Restoration Stamp in Cooperation with Ducks Unlimited
2001-2003 - South Dakota Migratory Bird Certification in Cooperation with Ducks Unlimited.
- 1993, 1994, 1998
- 1999 (3),  2001, 2002, 2003
Backs are different - some say "made in USA", some show nothing, some show a number.