[The development of treatment in the Birstonas health resort up to 1939 and the physicians of Birstonas in the 19th and first half of the 20th century].

First of all, the history and development of Birstonas, a health resort by the river Neman, near Vilnius, first mentioned in 1382, are recounted in detail. The value of this health resort was determined by a mild climate and salt springs. Information on Birstonas by Władysław Syrokomla (1823-1862), the Polish poet, and Zygmunt Gloger (1845-1910), the Polish ethnographer, archaeologist and historian are well known. The indications and contraindications in many diseases, and the effects of treatment in this health resort are described. Finally, the opportunities for recreation and the attractions in this charming health resort are presented. Attention was paid to the leading role of Poles in the development of this health resort now in Lithuania. The biographies of several physicians practicing in Birstonas: Jan Sokołowski, Aleksander T.W. Korewa, Anicety Renier, Stanisław K. Wikszemski, Benedykt Bilifiski, Erminio Andriolli, Roman Przybylski and Paweł A. Sawicki are presented. Their biographies, professional achievements and work in Birstonas are depicted in detail.