This report describes the instructional design for a Multiple Position Letter Sorting Machine (MPLSM) operator's course administered via the Automated Instructional Development System (AIDS). AIDS is an innovative system consisting of a unique special purpose computer, innovatively designed software, and individualized adaptive instruction. The design and specifications for the course are described in six sections and two appendices. Included are descriptions of the pedagogical principles which form the basis for course design, course structure, course organization, remediation strategies, student feedback modes, refresher training, and the roles of the instructor. Appendices detail the module objectives and entry characteristics tests. (Author/JEG)