Johannes Hevelius


Anguilla

1986.   Appearance of Halley's comet

 

Sc669 5c J. Hevelius

 


 

Poland

                                                    

  

1987.    300th Death anniversary of Jan Hevelius

SG3129 15 zloty Hevelius & sextant
SG3130 40 zloty Hevelius

 


 


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