(DIR) (1985) CopyIIPC Option Board
 (DIR) (1986) CopyIIPC Option Board
 (DIR) (1987) CopyIIPC Option Board (first Transcopy chip)
 (DIR) (1988) CopyIIPC Deluxe Option Board
 (DIR) (1988) Enhanced Option Board
 (DIR) (1989) Deluxe Option Board v5.4
 (BIN) Option Board Archive Notes
 (HTM) Option Board Archive Notes
 (BIN) Option Board Archive Notes
 (TXT) Option Board Archive Notes
 (DIR) Reference
 (DIR) ftp.oldskool.org
 (DIR) website mirrors