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Source:
Colnect
Issued by:
Berlin
Function:
semipostal
Date:
4/10
/
1981
Issue:
youth 1981
Denom:
60+30pf
Color:
multicolored
Design type:
optical instruments
Design:
microscope
1790
Watermark:
unwmk
Perf:
13.75
Catalog value:
Prev:
50+25pf d=Äquatoreal approx 1820
Next:
90+45pf d=Sextant approx 1830
External links:
Colnect 40975-..al_instruments
