Career
He became head of the shorthand department of the Reichstag. He wrote many books, including one on the Steinitz–Zukertort 1886 World Championship match. He is best known today as an author, particularly of the seventh edition (1891) of the Handbuch des Schachspiels.
He placed fourth at Wiesbaden 1880, after Joseph Henry Blackburne, Berthold Englisch, and Adolf Schwarz, and ahead of James Mason, Szymon Winawer, Louis Paulsen, and nine others
The Schallopp Defense to the King"s Gambit Accepted (1e4 e5 2f4 exf4 3Nf3 Nf6) is named for him.