오티스 엘리베이터 ACD-4 GR1
<a href="//commons.wikimedia.org/w/index.php?title=User:%EB%B0%9D%EC%9D%80%EC%86%8C%EB%85%84&amp;action=edit&amp;redlink=1" class="new" title="User:밝은소년 (page does not exist)">밝은소년</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>