Scientific Achievements
1991 (March 5 1991)Commemorative
Designed by Peter Till and John Harwood
Size 30mm (h) x 41mm (v)
Printed by Harrison & Sons Ltd
Print Process Photogravure
Number per sheet 100
Perforations 14 x 15
Gum PVA Dextrin
Scientific Achievements , Vol.28 No.6 (Issue Details)
Stamps
Michael Faraday (inventor of electric motor) (Birth Bicentenary)
22p
Charles Babbage (computer science pioneer) (Birth Bicentenary)
22p
Radar Sweep of East Anglia (50th Anniversary of Discovery by Sir Robert Watson-Watt)
31p
Gloster Whittle E29/39 Aircraft over East Anglia (50th Anniversary of Firt Flight of Sir Frank Whittle's Jet Engine)
37pPresentation Pack
Pack 216
First Day Cover
Other First Day Cover
Produced By Stuart
Poster
RM Code RMS 391a
RM Code RMS 391b
Image contributed by Brian Baker
Image contributed by Brian Baker
RM Code RMS 391h
Image contributed by Brian Baker
Image contributed by Brian Baker
RM Code RMS 391l
Image contributed by Brian Baker
Image contributed by Brian Baker
RM Code RMS 391m
Image contributed by Brian Baker
Image contributed by Brian Baker
RM Code RMS391g
Image contributed by Mike Mood
Image contributed by Mike Mood
Publicity Photograph
News Release
Feature Release
PHQ Cards
Pack PHQ133
