#C2, 16c Green, an incredibly choice mint single, almost perfectly centered amid beautifully balanced margins, pristine o.g., n.h., an extremely fine gem with few peers; 2016 PSE certificate (Superb 98; SMQ $1,375.00). (Image)

CV. $130.00

#C3, 24c Carmine rose and blue, handsome and choice mint single, wonderfully well centered within uncommonly wide and well balanced margins, unblemished o.g., n.h., extremely fine; a large-margined gem; 1999 PF and 2016 PSE certificates (XF-Sup 95; SMQ $440.00). (Image)

CV. $140.00

#C5, 16c Dark blue, a fantastic left sheet margin single, extraordinarily well centered amid generous equal margins, o.g., n.h., an extremely fine gem; 1987 PF certificate for the pair from which this was taken and 2016 PSE certificate (Superb 98; SMQ $1,350.00). (Image)

CV. $130.00

#C6, 24c Carmine, a premium quality mint single, remarkably well centered within uniformly large margins, o.g., n.h., an extremely fine gem; 2016 PSE certificate (XF-Sup 95; SMQ $450.00). (Image)

CV. $140.00

#C7-9, 10c-20c Maps cplt., panes of 50, fresh and well centered, intact perforations, o.g., n.h., fine-very fine set.

CV. $1,253.00

#C7-9, 10c-20c Maps cplt., panes of 50, generally well centered, fresh and intact, o.g., n.h., fine-very fine.

CV. $1,253.00

#C10, 10c Lindbergh, an absolutely flawless mint example, perfectly centered amid larger than normal margins, o.g., n.h., simply superb; 1988 PF and 2016 PSE certificates (Gem 100, one of only three stamps to achieve this lofty grade; SMQ $900.00). (Image)

CV. $14.00

#C13-15, 65c-$2.60 Graf Zeppelins cplt., a highly select and perfectly matched mint set, each stamp being extraordinarily well centered within large and beautifully balanced margins, flawless o.g. without any bends or skips, n.h., extremely fine; a gem set in every regard; each accompanied by 2016 PSE certificate (XF-Sup 95; SMQ $3,750.00). (Image)

CV. $1,875.00

#C13-15, 65c-$2.60 Graf Zeppelins cplt., fresh mint set, o.g., n.h., 65c with a natural perf. dimple, otherwise fine-very fine; each accompanied by 1984 PF certificate. (Image)

CV. $1,900.00

#C13-15, 65c-$2.60 Graf Zeppelins cplt., 65c regummed over filled thin spot, the other two n.h., $1.30 with faint internal paper wrinkle, $2.60 a bottom margin plate no. 20092 single with light natural gum bends, fine-very fine. (Image)

CV. $1,790.00

#C14, $1.30 Graf Zeppelin, a lovely mint single, particularly well centered within generous margins, pristine o.g. that is free of any bends or skips, n.h., extremely fine; 2016 PSE certificate (XF 90; SMQ $800.00). (Image)

CV. $625.00

#C14, $1.30 Graf Zeppelin, well centered single cancelled by "Washington, D.C./Apr 19, 1930" first day of issue slogan machine cancel on flown air mail post card showing air mail routes throughout the U.S., appropriate violet U.S. and red German flight cachets and green Lakehurst Graf Zeppelin round flight arrival cancel, very fine. (Image)

CV. $900.00

#C13-14, 65c and $1.30 Graf Zeppelins, tied to flown card and cover respectively addressed to Hungary, appropriate violet U.S. and red German flight cachets and arrival backstamps, very fine. (Image)

CV. $575.00

#C15, $2.60 Graf Zeppelin, single with excellent centering tied by "Washington, D.C./Apr 19, 1930" first day of issue slogan machine cancel to flown cover with appropriate violet U.S. and red German flight cachets, green Lakehurst Graf Zeppelin round flight backstamp, extremely fine. (Image)

CV. $1,000.00

#C15, $2.60 Graf Zeppelin, beautifully centered single tied by "Washington, D.C./Apr 19, 1930" first day of issue slogan machine cancel to flown air mail cover with appropriate violet U.S. and red German flight cachets, green Lakehurst Graf Zeppelin round flight arrival backstamp, very fine. (Image)

CV. $1,000.00

#C15, $2.60 Graf Zeppelin, beautifully centered, tied by "Washington, D.C./Apr 19, 1930" first day of issue slogan machine cancel to flown cover with air mail border, appropriate violet U.S. and red German flight cachets and green Lakehurst round trip arrival backstamp, cover with scuffs at side from mounting, otherwise very fine. (Image)

CV. $1,000.00

#C20-22, 20c-50c Trans-Pacific air posts cplt., panes of 50, fresh and intact, o.g., n.h., fine-very fine.

CV. $1,219.00

#C25-31, 6c-50c Air Transport cplt., panes of 50, well centered, o.g., n.h., very fine set.

CV. $950.00