Dr. Eugen Fischer (3 March 1899, Berchtesgaden – 19 March 1973, Berchtesgaden), also known by his pseudonym A. Helm, was a German geologist and historian. His pseudonym was created from the name of his wife Helma.
Literary works Das Berchtesgadener Land im Wandel der Zeit 1929 Die Literatur über das Berchtesgadener Land und seine Alpen 1930 Moritz Mayer – ein Lebensbild der Heldin Judith Platter des Romans 'Zwei Menschen' von Richard Voss 1930, (with Magdalene Ziemke, second edition 1959) Hallthurm 1959
References Berchtesgaden im Wandel der Zeit - Ergänzungsband I, 1982, published by Hellmut Schöner on the basis of the 1929 book by A. Helm