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Source:
Colnect
Issued by:
Switzerland
Function:
postage
Date:
8/1
/
1949
Issue:
1949
Denom:
30(c)
Color:
olive green
Design type:
power & communications
Design:
dam spillway & power station
Watermark:
unwmk
Perf:
12x11.5
Catalog value:
In collections:
unused
(Stan Shebs)
Prev:
25(c) red d=Lake dam near Melide Lake Lugano
Next:
35(c) redbrn d=postal road
External links:
Colnect 22270-..s_and_technics
Record of changes
