Carl Friedrich Gauss

Federal Republic of Germany

1955.    Death centenary anniversary of Gauss

 

SG1139 10 pfennig Gauss

Used postcard

Used  cover

1977.    Bicentenary birth anniversary of Gauss

 

SG1818 40 pfennig Complex plane

           

 

 

Used cover

First day covers

 

First day card

 

 

 

 

 

Democratic Republic of Germany

 

                            

1977.    Bicentenary birth anniversary of Gauss

 

SG1930 20 pfennig Gauss

 

 

 

First day cover

 

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