Letter sent by registered mail from Zagreb to Australia 12.08. 1937. Description: Letter sent by registered mail from Zagreb to Australia 12.08. 1937. Transit and arrival on the reverse. Letter sent by registered mail from Zagreb to Australia 12.08. 1937. Auction: Aukcija br. 48 - Filatelija i razglednice Catalog No: 868 Category: Kingdom of Yugoslavia 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: Kingdom of Yugoslavia 889 20 EUR ✉ 890 30 EUR ←1234