The Ms.XIX.17-3 is a German fencing manual created by <a href="https://en.wikipedia.org/wiki/Hans_Talhoffer" class="extiw" title="w:Hans Talhoffer">w:Hans Talhoffer</a> some time between 1446 and the creation of the Thott manuscript in 1459. The original currently rests in the private collection of the Königsegg-Aulendorf family in Königseggwald, Germany. This manuscript may possibly have been commissioned by the very Luithold von Königsegg who is featured in several of Talhoffer's works.
<bdi><a href="https://en.wikipedia.org/wiki/en:Hans_Talhoffer" class="extiw" title="w:en:Hans Talhoffer"><span title="German fencer">Hans Talhoffer</span></a>
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Königsegg-Aulendorf Collection Ms.XIX.17-3