Philadria d.o.o. - catalog 20th auction - October 2018
Other countries–Stamps of Slovenian interest
Kingdom of Yugoslavia
,,Lot of five money transfer forms (one cut into near stamps), featuring provisional use of definitive stamps used as postage dues. On two "porto" is written in manuscript, using led pencil; cancelled in Petrovce, Juršinci, Griže, Sveti Lenart v Slovenskih Goricah, Vitanje.