Jernbanetorget Station of the Oslo Metro
Unknown author<span style="display: none;">Unknown author</span>
CC BY-SA 3.0 no
Oslo byarkiv: image no. <a rel="nofollow" class="external text" href="http://www.oslobilder.no/BAR/A-40209/Ufa/0017/051">A-40209/Ufa/0017/051</a> (Oslo byarkiv), via oslobilder.no.