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Source:
Colnect
Issued by:
Switzerland
Function:
postage
Date:
2/1
/
1952
Issue:
telecommunications 100th
Denom:
20(c)
Color:
blue gray & lilac
Design:
antenna mast & radio waves
Watermark:
unwmk
Perf:
11.5
Catalog value:
In collections:
used
(Stan Shebs)
Prev:
10c emer&lil d=telephone lines
Next:
40c bl&ultra d=eye & arrows
External links:
Colnect 22311-..ecommunication
