Stamps, 600f denom
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Benin
postage1998, Jul 10 1st Anniversary of the Death of Diana, Princess of Wales issue unwmk (no perf info)
| - | 600f | multi |
1998, Jul 25 Prehistoric Animals 1998 issue - Prehistoric Animals (1998)
| - | 600f | multi | Ceratosaurus |
2009, Nov 1 2009 a issue
| - | 600f | multi | ++on=200f |
2013, Apr 12 100th Anniversary of Benhazi High School issue
| - | 600f | multi | ||||
| - | 600f | multi | (2015) | — | — |
2013, May 29 100th Anniversary of the Birth of Sourou Migan Apithy issue
| - | 600f | multi |
GuineaBissau
2010, Aug 3 Stamps on stamps 2010 issue
| - | 600f | multi | — | — |
2010, Oct 28 Seabirds 2010 a issue p. 13
| - | 600f | multi | Pelecanus occidentalis Puffinus puffinus | — | — |
2010, Oct 28 Orchids 2010 issue
| - | 600f | multi | Cypripedium acaule Telipogon nervosus | — | — |
2010, Oct 28 Owls 2010 issue - owls (2010 GuineaBissau)
| - | 600f | multi | Tyto alba | — | — |
2011, Jan 17 Terathopius ecaudatus issue
| - | 600f | multi | — | — | ||
| - | 600f | multi | — | — | ||
| - | 600f | multi | — | — | ||
| - | 600f | multi | — | — |
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