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issue information

Mathematicians

Poland

23 Nov 1982


stamps in set 4

stamps in set about computers: 4 / 4
ID# 356 click on stamp to zoom
  • Format SH
  • Face v.5
  • Perf.11 x 11
  • Print.Photogravure
  • Category pixel
ID# 355 click on stamp to zoom
  • Format SH
  • Note pixel, Sierpinski, theory of chaos, fractals
  • Face v.6
  • Perf.11 x 11
  • Print.Photogravure
  • Category fractal pixel
ID# 353 click on stamp to zoom
  • Format SH
  • Face v.12
  • Perf.11 x 11
  • Print.Photogravure
  • Category pixel
ID# 354 click on stamp to zoom
  • Format SH
  • Face v.15
  • Perf.11 x 11
  • Print.Photogravure
  • Category pixel
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SH sheet

SS souvenir sheet

MS mini sheet

ST se-tenant

TB tete beche

BK booklet

FDC first day cover

CL coil



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