Selection of studies composed by
Carl Friedrich Von Janisch or
Carl Ferdinand Andreyevich Von Jaenisch
(Finland/Russia, 11.4.1813-7.3.1872)
He was a strong player and has some opning variations on his name.
A lot more can be found about him on websites like Wikipedia or Chess.com.
(All his studies, more exact dates, possible corrections or cooks and exact details about sources can be found in the
Harold van der Heijden database V (31-12-2015) ).