BCPL V7.0 (1982)(Richards Computer Products)
Xanadu (1984)(M. Richards & P. Belben)[XANADU Start]
Xanadu (1984)(M. Richards & P. Belben)[a][XANADU Start]
Bowling Version 2 (1985)(Computer Products)
Backgammon (19xx)(TK Computer Products)
Ten Pin Bowling (19xx)(TK Computer Products)[k-file]