Publications 2013
Franz Pichler
. "
Magneto-electric Dial Telegraphs- Invention and Development Contributions of Wheatstone, Stoehrer and Siemens
". 2013.
Franz Pichler
. "
Magnetinduktions-Zeigertelegraphen -Erfindung und Anwendung Charles Wheatstone (1840), (1858), Emil Stöhrer (1846), Werner v. Siemens (1856)
". 2013.