C1-C6 F-VF to XF, Blocks of 4, mostly NH, some LH, some gum skips or minor flat plate gum bends: C1 slightly oxidized, C2, C3 (2, one is fast plane), C4 (5), C5 (2) and C6 (2) (Image)

Est. $500-600 SE

C1-C6 (13) full sets, mixed NH, LH, hinged & HR, each C1 is oxidized; most of them centered VF w/ several XF & suitable for grading

Est. $700-900 SE

C13-C15 VF Regummed (Image)

Est. $250-350

C13-C15 F-VF+ 1930 complete Graf Zeppelin set, C13 has DG; C14-15 LH (Image)

Cat. $1,105

C13-C15 F-VF Regum or some redistribution

Cat. $1,105

C13-C15 F-VF LH, C15 corner bends (Image)

Cat. $1,105

C18 VF-XF NH, PBK/6, top pl# 21177 (Durland CV for this pl# is $900.) (Image)

Cat. $675

C18 F-VF or VF, stock (16) unused incl (2) blks, three stamps w/ pl #, overall (7) NH and rest VLH to H, couple minor wrinkles

Cat. $930 SE

C18 VF-VF+ LH in selvage, top PBK6 Pl# 21171, some NGC, bright/fresh select appearance! (Image)

Cat. $475 SE

E7 VF-XF NH, PBK/6, top pl# 4921 (Image)

Cat. $1,400

E12 F-VF NH, Bottom PBK6 Pl# 17639 ink blob on gum at LL, bright/fresh appearance! (Image)

Cat. $800

J3 F-VF 1879 PBK12 w/ American Bank Note Company inscription & pl #, scarce (Image)

Cat. $1,950 HWC

J41 F-VF LH, plate # str/3 pl# 255 top, deep claret shade (Image)

Cat. $450

J88 F-VF NH Sheet of (100)

Cat. $264 LE

K2 // K15 SHANGHAI OVERPRINTS, */O group of (9) incl unused #K3 (2), K3 NH, K4, K15 DG, centering well above usual for these, cond varies few faults gen F-VF

Est. $150-200 SE

K3 // K15 AVG-VF H, #K3, K5-8, K10-12, K15, (K7 & K11 small thin) (Image)

Cat. $1,105

K15 F-VF LH, light violet $1 on 50¢ (Image)

Cat. $550

O53 F-VF+ LH, margin Blk, 15¢ Post Office Dept (Image)

Cat. $675

O70 F-VF 1990 PSE Cert "genuine unused, o.g." (Image)

Cat. $4,500 HWC

O71 F-VF 1990 PSE Cert "genuine unused, o.g." (Image)

Cat. $4,500 HWC

PR1-PR3 VG to VF-XF, NGAI, bright & fresh! (see add. web photo) (Image)

Cat. $1,450 SE

PR4-PR8 F to VF-XF, NGAI, fresh & attractive! (see add. web photos) (Image)

APX CV $2,175 SE

PR8 F-VF 1991 APS Cert "Unused no gum as issued, genuine, crease" (Image)

Cat. $650 HWC

PR23 F H, bright color, w/ 2017 PF Cert (Image)

Cat. $2,000

PR30 VF 1993 PF Cert "genuine previously hinged with disturbed gum" (Image)

Cat. $5,000 HWC