POLAND stamps - collecting postage stamps on computer science

POLAND postage stamps

ID# 362	Country Poland Date 31-Oct-2003 Issue Cranes and Polish government internet address Format SH Category
ID# 361	Country Poland Date 09-Oct-2001 Issue Dialogue among civilizations Format SH TB Category
ID# 360 click to zoom	Country Poland Date 22-Feb-2001 Issue Internet Format SH Category $fractal$
ID# 359	Country Poland Date 02-Jan-2000 Issue Year 2000 Format SH Category
ID# 358 click to zoom	Country Poland Date 22-Aug-1988 Issue 16th European Regional FAO conference Format SH Note terminal Category
ID# 357	Country Poland Date 16-Aug-1983 Issue 50th anniversary Engima decoding machine Format SH Note Turing's Enigma machine, breaking code Category
ID# 353 click to zoom	Country Poland Date 23-Nov-1982 Issue Mathematicians Format SH Category
ID# 354 click to zoom	Country Poland Date 23-Nov-1982 Issue Mathematicians Format SH Category
ID# 355 click to zoom	Country Poland Date 23-Nov-1982 Issue Mathematicians Format SH Note pixel, Sierpinski, theory of chaos, fractals Category $fractal$
ID# 356 click to zoom	Country Poland Date 23-Nov-1982 Issue Mathematicians Format SH Category
ID# 352	Country Poland Date 04-Apr-1977 Issue 30th anniv. scientific and technical cooperation Poland - USSR Format SH Category
ID# 350	Country Poland Date 20-Jun-1973 Issue American and Russian astronomical observatories in space Format SH Category
ID# 351	Country Poland Date 20-Jun-1973 Issue American and Russian astronomical observatories in space Format SH Category