Switzerland - 50(c) airmail stamp of 1919 (#131195)

Source: Colnect

Issued by:	Switzerland
Function:	airmail
Date:	4/30/1919
Issue:	1919 air
Denom:	50(c)

Overprint:	winged propeller
Ovpt color:	black
On:	postage 8/1908 50(c) issue=1907c paper=granite

Color:	deep green & pale green
Design:	Helvetia seated
Watermark:	Swiss cross
Perf:	11.5
Paper:	granite


Catalog value:

Catalog numbers:
Sc C2

External links:
Colnect 21763-..tia_with_sword