Envelope with five various Maribor porto-provisorium Description: Envelope with five various Maribor porto-provisorium stamps, cancelled with cancel Maribor 24.02. 1919. Envelope with five various Maribor porto-provisorium Auction: Aukcija br. 48 - Filatelija i razglednice Catalog No: 772 Category: Slovenia Quality: ✉ Current offer is at 20EUR. In order to place your bid your offer needs to be at least 20EUR or higher. Please place your bid: Other items from the category: Slovenia ✉ 794 35 EUR ✉ 795 20 EUR ✉ 796 30 EUR ←234567