Postage Stamps
Russian adhesive stamp essays to sell at Spink
These Russian adhesive essays are extraordinary rarities
1896 Chinese red revenue essay to sell in Hong kong
The 1896 Chinese red revenue essay could make up to $192,500
1847 issue proof panes to see $750,000 at Robert A Siegel
Another monumental sale from Robert A Siegel stars the only existing proof panes of the US 1847 issue
