POLAND stamps - collecting postage stamps on computer science

POLAND postage stamps

	ID#230 Country Poland Year 2003 Issue Birds 1v Subject url Tag URL
	ID#85 Country Poland Year 2001 Issue Internet 1v Subject @, mouse, fractal? Tag e-mail characters-LCD fractal mouse
	ID#268 Country Poland Year 2000 Issue Year 2000 Subject hard disk, lcd characters Tag characters-LCD hard disk
	ID#292 Country Poland Year 1988 Issue FAO Subject terminal Tag terminal
	ID#844 Country Poland Year 1983 Issue Engima code 1v Subject Turing's Enigma machine, breaking code Tag personalities software
	ID#106 Country Poland Year 1982 Issue Mathematicians 4v Subject pixel Tag pixel
	ID#107 Country Poland Year 1982 Issue Mathematicians 4v Subject pixel Tag pixel
	ID#108 Country Poland Year 1982 Issue Mathematicians 4v Subject pixel, Sierpinski, theory of chaos, fractals Tag pixel fractal
	ID#109 Country Poland Year 1982 Issue Mathematicians 4v Subject pixel Tag pixel
	ID#843 Country Poland Year 1977 Issue Technical cooperation 1v Subject punched card Tag punched card
	ID#462 Country Poland Year 1973 Issue Space observatory Copernicus 1v Subject magnetic ink characters Tag characters-MICR
	ID#463 Country Poland Year 1973 Issue Space astronauts 1v Subject magnetic ink characters Tag characters-MICR