Keywords: Postcard of Otoška jama.jpg Postcard of Otoška jama http //www ebay com/itm/B65118-Otoska-jama-pri-Postonjini-Otoker-Grotte-bei-Adelsberg-slovenia-/332019096868 author early other date century 20 PD-Slovenia 20th-century postcards of Slovenia Otoška jama Postcards of caves in Slovenia Images from eBay |