Selection out of more than 120 studies composed by
Gerd Wilhelm Hörning
(Germany, Koln 2.2.1964)
Gerd Hörning composes endgame studies, often in collaboration with Josten, Gerhard 1938.
At Chessbase this article about them.
(All his studies, more exact dates, possible corrections or cooks and exact details about sources can be found in the
Harold van der Heijden (HHdbVI))