CHINA , 3 candarins small dragon stamp used , EUR 13,00 - PicClick FR
US Stamps #64 3 cent grills
Stamp Smarter - 1867- 1868 Grills
US Stamps Values Scott Catalog 83 - 1867 3c Washington Grill
US Stamps #64 3 cent grills
Grills: Getting to know them
Grill Issues (1867-1868) | National Postal Museum
Grill Issues (1867-1868) | National Postal Museum
Stamp Smarter - 1867- 1868 Grills
Grills: Getting to know them
Grill (philately) - Wikipedia
Ugly USA 3c "B" Grill stamp (Scott 82) sells for $US1 million+.
88 - 1867 3c Washington, rose - Mystic Stamp Company
How to find the grill on a stamp
Identify different types of stamp grills - The Stamp Echo
Robert A. Siegel Auction Galleries, Inc. Sale - 1106 Page 15
B Grill ?????? - Stamp Community Forum
Grill Issues (1867-1868) | National Postal Museum
Price of US Stamps Scott 83 - 3c 1867 Washington Grill
Scotts #82 US stamps
Identify different types of stamp grills - The Stamp Echo
