Olaus_Magnus_-_On_Rocik_Trolls, Artwork from wikimedia commons which has been autotraced in Inkscape. Source URL: http://commons.wikimedia.org/wiki/File:Olaus_Magnus_-_On_Rocik_Trolls.JPG
Olaus馬格努斯-ON-Rocik巨魔
illustration、landscape、medieval、Mining、Olaus Magnus、Trolls、woodcut
插圖、景觀、中世紀、礦業、奧勞斯馬格納斯、巨魔、木刻
資料來源：openclipart ( https://openclipart.org/ )