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Catalogue information
LastDodo number
8208443
Area
Stamps
Title
Einstein's Theory E = mc2
Face value
20
Country / area
Year
1971
Month
05
Day
15
Issue group
Order Number in Issue group
3
Usage
Type
Basic colour
Theme / topic
Geographical theme
Persons theme
Item subject
Michel number
1615
Yvert number
909
Scott number
879
Stanley Gibbons number
1765
Designer/Engraver
Printing office
Perforation type
Number of teeth per 20 mm
Watermark
Luminescence
Printing technique
Paper
Gum
Print run
Dimensions / diameter
Details
