History of the board game Monopoly game's history, and argued that the copyrights and trademarks held by Parker Brothers should be nullified, as the game came out of the public domain. Among other things, Anspach discovered the empty 1933 Charles B. Darrow file at the United States Copyright Office, testimony from the "Inflation" game case that was settled out of court, and letters from Knapp Electric challenging Parker Brothers over "Monopoly". As the case went to trial in November 1976, Anspach produced testimony by many involved with the early development of the game, including Catherine and Willard Allphin, Dorothea Raiford and Charles Todd. Willard Allphin attempted
Mystery Mansion (board game) Mystery Mansion (board game) Mystery Mansion is the name of a series of board games in which players search furniture and other objects inside a mansion to locate a hidden treasure or stash of money. The first version of the game was released by the Milton Bradley Company in 1984, the same year when Hasbro took over that company. Instead of a standard game board, the original "Mystery Mansion" features a modular board where players build the mansion by adding new rooms drawn at random. Hasbro then released an electronic talking version under its Parker Brothers brand in the 1990s.