C2 July 15, 1918 New York to Phila w/ Phila back cancel, gen F-VF (Image)

APX CV $800 SE

C3 Nicely tied May 15 Washington first trip to NYC w/ NY back cancel, neatly open at L, VF+ (Image)

APX CV $750 SE

C11 (2) Both nicely tied Jul 25, 1928, Milton Mauck Planty #1, minor cover wrinkle at LL, gen VF (Image)

APX CV $250 SE

C13-C15 Graf Zeppelins Set of (3), ea w/attractive A C Roessler cachet showing portrait of Dr. Hugo Eckener, C13 F-VF+ pl# 20080 very minor cover wrinkle, C14 F-VF slight cover wrinkle, C15 VF sm stain on cover at UL, attractive seldom seen cachets, gen VF (see add. web photos) (Image)

APX CV $7,500 HWC-SE