Switzerland - 1fr airmail stamp of 1941 (#131228)

Source: Colnect

Issued by:	Switzerland
Function:	airmail
Date:	5/12/1941
Denom:	1fr

Overprint:	.PRO AERO.
Ovpt color:	black
On:	No base stamp identified
On-desc:	1fr-blgrn-Lake Lucerne-unissued

Color:	blue green
Design:	Lake Lucerne
Watermark:
Perf:


Catalog value: