The self-instruction office machines course provides both student's and teacher's manuals and includes, in the teacher's edition, scripts to be used with 21 instructional sound films for the machines covered. These may be used without the films as detailed operating instructions. The teacher's manual also contains instructions on operating each machine and pretests and posttests for specific machines. The student text includes a sample pretest, a section of problems and instructions, along with answers, and sample posttests. Machines covered are semiautomatic Monroe rotary calculator, fully automatic Monroe rotary calculator, fully automatic Friden rotary calculator, fully authomatic Marchant rotary calculator, Underwood-Olivetti 10-key calculator, Victor 10-key calculator, Victor full keyboard adding-listing, Victor 10-key adding-listing, Burroughs 10-key adding-listing, and Olivetti electronic calculator. (MDW)