NIEDERLAHNSTEIN  , a

town of Germany, in the Prussian province of Hesse-Nassau, situated on the right bank of the Rhine at the confluence of Lahn, 3 M . S.E. from Coblenz by the railway to Ems, and at the junction of lines to Hochheim and Cologne . Pop . (1905) 4351 . It has two Roman Catholic churches . The chief industries are the making of machinery and shipbuilding . Niederlahnstein obtained civic rights in 1332, and was until 1803 on the territory of the electors of Trier . Here on the 1st of January 1814 a part of the Russian army crossed the Rhine . In the vicinity are the Johanniskirche, a Romanesque church restored in 1857, and the Allerheiligenberg, whereon stands a chapel, once a famous place of pilgrimage . NIEDER-SELTERS, a village of Germany, in the Prussian province of Hesse-Nassau, situated in a well-wooded country on the Ems, 12 M . S.E. from Limburg by the railway to Frankiorton-Main . Pop .

(1900) 1339 . Here are the springs of the famous Selters or Seltzer

water, employed as specific in cases of catarrh of the respiratory organs, the stomach and bladder . Until 1866 the springs belonged to the duke of Nassau; since this date they have been the property of Prussia . They became famous in the earlier part of the 19th century, although they had been known many years previously . See Grossmann, Die Heilquellen des Taunus (Wiesbaden, 1887) .