Computing & IT Theme
Showing all First Day Covers and Stamp Sheets in the 'Computing & IT' Theme.
( Page 6 )
05.03.1991
$54.00
16501 Scientific Achievements, Radar Equipment
05.03.1991
$60.75
19214 Scientific Achievements, Pioneers in Science
05.03.1991
$40.50
20003 Scientific Achievements, RNLI Official
05.03.1991
$101.25
21232 Scientific Achievements, Royal Institution Bicentenary Dinner
05.03.1991
$27.00
32093 Scientific Achievements, NASA Control Room
05.03.1991
reference
35919 Scientific Achievements, Achievements in Science
05.03.1991
reference
36363 Scientific Achievements, Royal Signals and RADAR
05.03.1991
from
$135.00
49144 Scientific Achievements, Electrostatic Friction Generator
05.09.1989
$54.00
1337 Microscopes, Cambridge Instruments
05.09.1989
from
$60.75
1338 Microscopes, Hidden Beauties
05.09.1989
from
$67.50
1340 Microscopes, Royal Microscopical Society
05.09.1989
from
$87.75
1346 Microscopes, Royal Microscopical Society
05.09.1989
from
$40.50
1347 Microscopes, New Universal Microscope
05.09.1989
$87.75
1348 Microscopes, Early Microscope
05.09.1989
$67.50
9432 Microscopes, IMLS Conference Warwick University
05.09.1989
$108.00
9434 Microscopes, Jeol
05.09.1989
from
$54.00
9438 Microscopes, Antony Van Leewenhoek Manufacturer of Microscopes
05.09.1989
$47.25
11574 Microscopes, Electron Micograph Scan of Pollen Grain
05.09.1989
from
$27.00
12830 Microscopes, Royal Microscopical Society
05.09.1989
from
$27.00
13844 Microscopes, Richard Beck and his Microscope
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