#551, ½c Olive brown, a stunning jumbo-margined mint single, virtually perfect centering within lavishly large equal margins, o.g., n.h., superb; 2014 PSE certificate (Superb 98J; SMQ $275.00). (Image)

CV.

#552a, 1c Deep green, booklet pane of six, unexploded 97c booklet containing sixteen panes (BK67), the panes with typical centering, front cover with a light crease, otherwise very fine. (Image)

CV. $650.00

#554c, 2c Carmine, booklet pane of six, scarce unexploded 97c booklet containing eight panes (BK71), covers with slight wrinkles, still very fine. (Image)

CV. $1,500.00

#555, 3c Violet, select mint single, precisely centered and post office fresh, o.g., n.h., an extremely fine gem; 2014 PSE certificate (XF-Sup 95; SMQ $275.00). (Image)

CV. $27.00

#555, 3c Violet, bottom margin plate no. 14297 block of six, fresh and well centered, o.g., n.h., very fine. (Image)

CV. $400.00

#556, 4c Yellow brown, choice mint single, incredibly well centered within uncommonly large and well balanced margins, o.g., n.h., an extremely fine gem; 2013 PSE certificate (XF-Sup 95; SMQ $325.00). (Image)

CV. $35.00

#556, 4c Yellow brown, handsome wide full top margin plate no. 16211 block of six, fresh and intact, o.g., n.h., fine-very fine. (Image)

CV. $375.00

#557, 5c Dark blue, top margin plate no. 14933 block of six, o.g., n.h., a few tiny gum skips, fine-very fine. (Image)

CV. $375.00

#558, 6c Red orange, eye-appealing mint single, featuring color that is both intense and radiant at the same time, plus it is wonderfully well centered within generous margins, o.g., n.h., an extremely fine gem; 2006 PSE certificate (XF-Sup 95; SMQ $325.00). (Image)

CV. $65.00

#558, 6c Red orange, top margin plate no. 16471 block of six, deep rich color, exceptionally well centered, o.g., n.h., fresh and extremely fine. (Image)

CV. $600.00

#560, 8c Olive green, pleasing mint single, excellent centering within generous margins, deep rich color, o.g., n.h., an extremely fine gem; 2009 PSE certificate (XF-Sup 95; SMQ $350.00). (Image)

CV. $80.00

#561, 9c Rose, lovely mint single, beautifully centered, o.g., n.h., an extremely fine gem; 2015 PSE certificate (XF-Sup 95; SMQ $160.00). (Image)

CV. $25.00

#562, 10c Orange, superior mint single, radiant color, precisely centered, o.g., n.h., an extremely fine gem; 2016 PSAG certificate (95; SSV $190.00). (Image)

CV. $30.00

#564, 12c Brown violet, jumbo-margined mint single, near perfect centering within oversized symmetrical margins, o.g., n.h., an extremely fine jumbo; 2009 PSE certificate (XF-Sup 95J; SMQ $150.00). (Image)

CV. $10.00

#565, 14c Blue, impressive mint example, flawlessly centered within generous equal margins, o.g., n.h., superb; 2008 PSE certificate (Superb 98; SMQ $250.00). (Image)

CV. $9.00

#566, 15c Gray, a phenomenal mint single, extraordinarily well centered within generous equal margins, o.g., n.h., superb; 2016 PSE certificate (Superb 98; SMQ $650.00). (Image)

CV. $35.00

#566, 15c Gray, top margin plate no. 19141 block of six, post office fresh and well centered, o.g., n.h., very fine. (Image)

CV. $400.00

#567, 20c Carmine rose, select mint right sheet-margin single, excellent centering, deep rich color and sharp impression, o.g., n.h., an extremely fine gem; 2007 PSE certificate (XF-Sup 95; SMQ $195.00). (Image)

CV. $35.00

#567, 20c Carmine rose, choice wide full top margin plate no. 14561 block of six, wonderfully well centered, fresh and intact, o.g., n.h., extremely fine. (Image)

CV. $400.00

#568, 25c Yellow green, an impressive mint single, boasting virtually perfect centering amid symmetrical margins, while full and equal perforations further enhance its considerable eye appeal, o.g., n.h., superb; 2016 PSE certificate (Superb 98; SMQ $700.00). (Image)

CV. $30.00

#568, 25c Yellow green, top margin plate no. 14063 block of six, rich color, o.g., n.h., couple natural gum bends, fine-very fine. (Image)

CV. $425.00

#569, 30c Olive brown, choice mint single, incredibly well centered within balanced margins, o.g., n.h., an extremely fine gem; 2008 PSE certificate (XF-Sup 95; SMQ $275.00). (Image)

CV. $50.00

#569, 30c Olive brown, left margin plate no. 16468 block of six, nicely centered, o.g., n.h., fresh and very fine. (Image)

CV. $475.00

#570, 50c Lilac, perfectly centered within large equal margins, o.g., l.h., superb; 2014 PSE certificate (Superb 98; SMQ $170.00). (Image)

CV. $32.00

#570, 50c Lilac, handsome mint example, wonderfully well centered amid uncharacteristically large and well balanced margins, o.g., n.h., an extremely fine jumbo; 2006 PSE certificate (XF-Sup 95J; SMQ $500.00). (Image)

CV. $70.00