CRISTAL Attributes 2: - pull down menus enhance the user/machine interface and facilitate program operation, particularly for low end users. Rather than requiring users to type selected specifiers into the command sequence each time user input is required, CRISTAL permits the selection of commands and key words from menu lists displayed on the screen, - output of reports to disk file or printer is possible, which means that selected data can be readily integrated into external word processing files for developing specifications, work orders, historic structures reports, and preservation guides. - graphical interface. The system interface is a "mapped" graphics screen from which the user activates information paths by using a pointing device (mouse) to select image icons. - applications can be protected so that passwords are necessary to implement system modifications or annotations. This can ensure that system changes are executed by authorized operators who have the requisite knowledge of the CRISTAL macro language, and the essential expertise regarding the system's information base. CRISTAL: Attributes 1.