Los 792
1921/36, Gustaf V 15 o., 30 o. and 50 o., tied by special cancel "CONGRES POSTAL UNIVERSEL STOCKHOLM 27.6.24" to sealed envelope with declared value of 225 kr. with special label "V / Stockholm-Postkongressen N:r 1" to Germany with arrival marks; the envelope little roughly opened, otherwise fine. The first recorded V-label of the postal congress