Die Verteilung der Niederschläge in Deutschland /
Germany.Reichsamt für Wetterdienst.
Berlin : Reichsamt für Wetterdienst,
[1935-38]
Shows levels of precipitation by means of contours.
Issued monthly with annual cumulation for years 1935-37.
Shows levels of precipitation by means of contours.
Beginning April 1938, map includes Austria.
Precipitation (Meteorology)