The "Soldbuch" of the Teutonic Order - the important source for the research of the Tannenberg battle of the 15th of July 1410
This article is devoted to one of the most important source for the inventory the armies’ strength, which took part in the battle of Tannenberg. It is the paybook of remunerations for guests and mercenary knights that served for the Teutonic Order in 1410 - beginning of 1411 years. It was written in ancient German language. The Teutonic Order’s paybook is not only a valuable source of military history, but it is a very important source for researches of medieval genealogy, money circulation in Middle Ages and medieval office work. In appendix there is the text of the paybook, which contains the information of members of the Tannenberg battle, translated by author.