The morment of the blast, at the Gate of China.(Dec. 12, 1937 0:10pm)
<a href="//commons.wikimedia.org/wiki/User:Sweeper_tamonten" title="User:Sweeper tamonten">Sweeper tamonten</a>
1937-12-12
China Incident Photograph Album Volume 2(Shina Jihen Shashin Zenshu Vol. 2), published in 1938 by Asahi Shimbun.