SA 75th anniversary in Switzerland, various anniversaries.
Issued 05.03.1958
Postmark: Bern (German text)
Cachet: Four motives, one for each stamp (red/blue)
Stanley Gibbons 587 – 590 (SA stamps is no. 590)
Size: 162 x 114 mm
Remarks: Registered cover (022 – Annahme – Bern)