1972 - National Parks Centennial Single 6c Postage Stamp - Sc# 1452 - MNH, OG - CX520
1972 National Parks Centennial Single 15c Postage Stamp - MNH, OG - Sc# 1454 - BC45
1968 Arkansas River Navigation Single 6c Postage Stamp - MNH, OG - Sc# 1358 - CX347
1982 Wolf Trap Farm Park For Arts Single 20c Postage Stamp - MNH, OG - Sc# 2018
1972 National Parks Hawaii Airmail Single 11c Postage Stamp - MNH, OG - Sc# C84 - CX443
2001 Nine-Mile Prairie, Nebraska Single 70c Postage Stamp - Sc# C136 - DM167a
1985 John J Audubon Single 22c Postage Stamp - Sc 1863 - MNH, OG - CX865
2007 Florida Panther Single 26c Postage Stamp - Sc# 4139 - MNH, OG - DC101
2002 Neuter & Spay Banner Block of 8 37c Postage Stamps - MNH, OG - Sc# 3670-3671
1966 Humane Treatment Of Animals - Block of 4 5c Postage Stamps - Sc# 1307 - MNH, OG - DS162
2007 Bighorn Sheep Plate Block of 4 17c Postage Stamps - MNH, OG - Sc# 4138
2006 Windmills Booklet Pane Strip Of 5 15c Postage Stamps - Sc# - BK135, 1738-1742 - MNH, OG - CX747a
1962 - New Mexico Statehood - Single 4c Postage Stamp - Sc# 1191 - MNH, OG - CX497a
2006 Bryce Canyon National Park, Utah Plate Block Of 4 63c Postage Stamps - Sc# C139 - DM168
2014 Nevada Statehood Single Forever Postage Stamp - Sc# 4907 Single Stamp - MNH - CX800
2014 Nevada Plate Block of 4 Forever Postage Stamp - Sc# 4907 - MNH - CX799
2006 Windmills Booklet Pane of 10 15c Postage Stamps - Sc# - BK135, 1738-1742 - MNH, OG - CX747
2009 Polar Bear Plate Block Of 4 28c Postage Stamps - Sc# 4387 - MNH, OG - DC134
2006 Crops of the Americas Booklet of 20 37c Postage Stamps Sc# 4012 - MNH, OG - CX62
1995 Earth Day Kids Care Plate Block of 4 32c Postage Stamps - MNH, OG - Sc# 2954
1998 Tropical Birds Plate Block of 4 32c Postage Stamps - MNH, OG - Sc# 3225
1999 John and William Bartram, Botanists Plate Block Of 4 33c Postage Stamps - Sc 3314 - MNH - DM135
1999 Niagara Falls Airmail Plate Block of 4 48c Postage Stamps - Sc#C133 - (CW84a)
2003 Reptiles & Amphibians Strip Of 5 37c Postage Stamps - Sc# 3814-3818 - MNH, OG - CX11a
