10 k. on 7 k. with additional franking tied by cds. "TALLINN 6 6 19" to correctly franked local postcard. The used card is an invitation to attend the June meeting of the Tallinn section of the Estonian agricultural cooperative. Anton Teetsov was secretary of this association and franked 20-30 such cards with the local edition Tallinn, this card is so far the only one known with a 10 k. on 7 k. stamp, very fine, signed Nemvalz, Teetsov a.o., certificate Mikulski and detailed certificate Löbbering BPP