For several decades after 1945, any attempts for applied research of ethnologically important and from the point of view of contemporary anthropological sciences extensive archival collections of Adolf Hauffen and Gustav Jungbauer, known as
Prague collection of German folk songs - German areas fund, 1894-1945 (Pražská sbírka německých lidových písní - Fond německých oblastí, 1894-1945), was impossible. Among its treasures, there are particularly Sudeten regional song repertoire, the largest one outside German-speaking countries, and collections of variants of verbal folklore, ethnographic records, questionnaires as well as varied pictorial material from amateurs as well as exact ethnographic lineament and photodocumentation. only in 1993, after restoration and inventory, was it possible to make the collection available to the public. The collection of German folk songs originated from collecting activities in several historical periods from the late XIX century to the mid-XX century. Documentation and archival files were originally arranged and in fact left in the new arrangement according to the criterion of the main areas of German-speaking population - Bohemian Forest, Cheb area, Northwest, Northern and Eastern Bohemia as well as Moravia, silesia and slovakia. At the end, varia and prints are included as well as records of the working committee and the correspondence of the originator. The inventory of the collection fund is complemented by indexes; it refers to 980 inventory units in the extent of 80 archival cartons (i.e. 10 rm).