長崎への原爆投下で被爆した三菱長崎製鋼所第1工場。中央の白い建屋は工場詰所と実験室。<br>
(<a rel="nofollow" class="external text" href="http://city-nagasaki-a-bomb-museum-db.jp">長崎原爆資料館収蔵品検索</a>) (<a rel="nofollow" class="external text" href="http://city-nagasaki-a-bomb-museum-db.jp/collection/86220.html">資料番号6-05-01-09-0001</a> <a rel="nofollow" class="external text" href="http://city-nagasaki-a-bomb-museum-db.jp/collection/83559.html">資料番号6-01-01-10-0003</a> より推定)
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