1958 – Saffa Urgente 4 block
Saffa (Swiss Exhibition for women’s work)
Date: July – September 1958. This is 17.07.58
Postmark: Zurich – Saffa with “Express” and “Ilsendung” add-on mark
Cachet: Plain registered cover.
Stamps: Block of four SG 590
1958 – Switzerland – Saffa Urgente II