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Stamps of
Guyana
, 11 issue sortpos
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1 to 6 of 6
postage
1989
, Apr 15
Halley's Comet 1989 b issue
unwmk
(no perf info) (5 stamps)
-
10c
multi
.20
.20
-
10c
multi
.20
.20
-
10c
multi
.20
.20
-
10c
multi
.20
.20
-
10c
multi
.20
.20
2000
, May 15
Election of Albert Einstein, Mathematical Physicist, as Time Magazine "Man of the Century" issue
p.
14.25
-
$400
multi
1 to 6 of 6