This lot includes three vintage US Navy Naval Education and Training Command Rate Training Manuals focusing on early digital computing and programming. These professional military textbooks provide a fascinating look into 1970s and 1980s computer education. Included titles: 1. Digital Computer Basics (NAVEDTRA 10088-B1) – 1983 Reprint of 1978 Revised Edition. 2. Introduction to Programming in BASIC (NAVEDTRA 10079) – 1983 Edition. 3. Principles of Digital Logic (NAVEDTRA 106-01-00-79) – 1979 Edition. Condition: Good vintage condition with some shelf wear. Pages are clean and bindings are secure. No significant markings observed.