|Title||Switzerland. Franchise Stamp Sc. S4 with Control Figure 848 overprinted in Black on letter, sent from Bulach on 7.09.1925 to Embrach|
|Description||Franchise stamps . Post-free stamps for institutions
Since 1 January 1911, post-free stamps were distributed to charitable institutions, companies and societies for franking their correspondence. In order to control the usage, small black numbers were imprinted on stamps, Each number represents a certain authorized usage.
Stamp – Franchise Stamp Sc. S4 with Control Figure 848 overprinted in Black
Special envelop – Krankenasyl “Brunnerstift” in Bulach, Switzerland
|Used/Unused||Circular Cancellation – Bulach, 7.09.1925
On reverse incoming cancellation – Embrach, 7.09.1925