F.C. Christmann - How to put your feet in guard in military saber

If you want to learn swordfigthing one of the most important things in fencing is a good stance before you go on guard. But whether you are fencing with sabre or epee, smallsword or spadroon do you know how your feet should be in guard and why? I will have a look what the old figthing book of F.C. Christmann will tell and show us about it. Want to read his book? https://www.epubli.de/shop/autor/Oliver-Janseps/30604 Or interested in learning booklets? https://www.lulu.com/spotlight/oliverjanseps