Watermark "R O in diamond"
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Short desc: R O in diamond
Description: Users of this watermark: Uruguay (5 stamps, 1909-1911) Used by 5 stamps of Uruguay: (See all uses as list) 8/24/1909 2c brn&blk d=port of Montevideo 8/24/1909 5c red&blk d=port of Montevideo 5/22/1910 2c car issue=Liberation Day 100th d=centaur 5/22/1910 5c dpbl issue=Liberation Day 100th d=centaur 1/6/1911 5c rosecar&blk d=American Postal Congress |
