6d blue 1st wm perf small OS
(SG O23)
Unmounted Mint APR
Mint lightly mounted APR
Unused - no gum / heavy hinge remains APR
Very Fine Used 30
Fine Used 20
Good Commercially Used 13
APR: Availability & Price on Request

$250
K061 (SG O23)

Mint Lightly Mounted
Well Centered, minor bend

$1250
K002 (SG O23w)
Inverted Watermark
Fine Used, Small Fault
Rare Stamp