The stamp commemorating the SA’s 75th anniversary in Switzerland was issued 05.03.1958 with three other anniversary issues.
In general the percentage of issued FDCs before the year 1960 was: 10% Italian (Berna), 20% French (Berne) and 70% German (Bern). Cat value for pictorial cachets with Italian PM is CHF 120. This specific cachet (Schweizerwaren) with Italian PM is very RARE!! Estimated value for this item is CHF 150+ for rare cachet.