C9, 20¢ Yellow Green, XF 90 NH, 2009 PSE graded certificate, SMQ Cat($35)

$30

C11, 5¢ Beacon, XF 90 NH, 2008 PSE graded certificate, SMQ Cat($35) (Image)

$30

C12, 5¢ Winged Globe, XF 90 NH, 2011 PSE graded certificate, SMQ Cat($40)

$36

C18, 50¢ Graf Zeppelin, F-VF VVLH Cat($45) (Image)

$40

C24, 30¢ Winged Globe, XF 90 NH, 2011 PSE graded certificate, SMQ Cat($35) (Image)

$30

C25, 6¢ Carmine, SUPERB 98 NH, bottom selvage attached, 2011 PSE graded certificate, SMQ Cat($175) (Image)

$160

C26, 8¢ Olive Green, XF-Superb 95 NH, 2009 PSE graded certificate, SMQ Cat($45)

$40

C28, 15¢ Brown Carmine, XF-Superb 95 NH, deep, rich color, 2006 PSE graded certificate, SMQ Cat($45) (Image)

$40

C30, 30¢ Blue, XF-Superb 95 NH, 2011 PSE graded certificate, SMQ Cat($45) (Image)

$40

C31, 50¢ Orange, XF-Superb 95 NH, beautiful color, 2010 PSE graded certificate, SMQ Cat($50) (Image)

$44

C38, 5¢ New York City, SUPERB 98 NH, 2011 PSE graded certificate, SMQ Cat($70) (Image)

$65

C40, 6¢ Alexandria, VA, GEM 100 NH, 2011 PSE graded certificate, SMQ Cat($200) (Image)

$185

C42, 10¢ U.P.U., SUPERB 98 NH, 2011 PSE graded certificate, SMQ Cat($85) (Image)

$75

C44, 25¢ U.P.U., GEM 100 NH, 2011 PSE graded certificate, SMQ Cat($160) (Image)

$150

C45, 6¢ Wright Brothers, 2011 PSE graded certificate, SUPERB 98 NH, SMQ Cat($95) (Image)

$90

C47, 6¢ 50th Anniversary of Powered Flight, SUPERB 98 NH, 2011 PSE graded certificate, SMQ Cat($60)

$55

C49, 6¢ 50th Anniversary United States Air Force, fresh, bright color, SUPERB 98 NH, 2011 PSE graded certificate, SMQ Cat($60)

$55

C51, 7¢ Blue, SUPERB 98 NH, 2011 PSE graded certificate, SMQ Cat($75) (Image)

$70

C67, 6¢ Red, SUPERB 98 NH, 2011 PSE graded certificate, only two graded higher, SMQ Cat($65) (Image)

$60

C72, 10¢ Carmine, SUPERB 98 NH, 2009 PSE graded certificate, none graded higher, SMQ Cat($70) (Image)

$65

C84, 11¢ National Parks Centennial, SUEPRB 98 NH, 2011 PSE graded certificate, SMQ Cat($75) (Image)

$70

C98A, 40¢ Philip Mazzei, SUPERB 98 NH, 2011 PSE graded certificate, only two graded higher, SMQ Cat($110) (Image)

$100