The maps of Aizuwakamatsu castle in Boshin War period.
<p>The part of "The castle and city map - Boshin War period" drawn by Choshiro Kato
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PD, Please add "Owned by Japan National Diet Library Digital Archive" as attribution.
<a href="//commons.wikimedia.org/wiki/User:Kochizufan" title="User:Kochizufan">Kochizufan</a>
<span class="int-own-work" lang="en">Own work</span>