Computer stamps - year 1980 - postage stamps on computer science

postage stamps year 1980

	ID#706 Country Brazil Year 1980 Issue Telecommunication 1v Subject magnetic tape, punched card Tag punched card magnetic tape
	ID#353 Country Bulgaria Year 1980 Issue Plovdiv fair Subject mainframe, terminal Tag mainframe terminal network
	ID#273 Country Chad Year 1980 Issue Aviation 3v Subject pixel Tag pixel
	ID#274 Country Chad Year 1980 Issue Aviation 3v Subject pixel Tag pixel
	ID#275 Country Chad Year 1980 Issue Aviation 3v Subject pixel Tag pixel
	ID#1000 Country Christmas Island Year 1980 Issue Phosphate industry 8v Subject crt monitor Tag monitor
	ID#1001 Country Christmas Island Year 1980 Issue Phosphate industry 8v Subject mainframe, terminal Tag mainframe terminal
	ID#551 Country Ivory Coast Year 1980 Issue Aviation - Asecna 1v Subject pixel design - imperforate stamps Tag pixel
	ID#416 Country Japan Year 1980 Issue IFIP congress 1v Subject microchip, magnetic ink characters Tag microchip characters-MICR
	ID#277 Country Togo Year 1980 Issue Aviation - Asecna 2v Subject pixel, imperforate stamp Tag pixel
	ID#278 Country Togo Year 1980 Issue Aviation - Asecna 2v Subject pixel, imperforate stamp Tag pixel