Block Breaker Version 2.1E To install Block Breaker, choose 'Register' from Program Manager Menu on MS-Windows 3.0. Block Breaker will not run under real mode. Standard mode is recommended rather than 386 Enhanced mode. To run by standard mode, invoke Windows by 'win /s'. This is shareware. Please refer to Help after invoking Block Breaker. Yutaka Emura 10/31/1991