Sub-series I-E consists of academic reports composed by William Regitz while a student at DeVry Technical Institute.

Sub-series VI-N consists of the 1103 A and Series 90 projects.

Sub-series IV-H consists of proptype photographs, ferrite store diagrams, call store schematics, and program evaluations for the 101 Electronic Switiching Project.

Sub-series V-G consists of photographs of circuit board prototypes.

Sub-series II-B consists of essays from the course Psychology of Personalities at Monmouth College.

Sub-series VI-H consists of journal articles on managerial positions, dynamic RAM systems, and semiconductors. Also included are Intel's quarterly magazines and magazine artiles detailing Intel's accomplishments.

Sub-series V-F consists of articles on computer memory systems and semiconductor memories.

Sub-series VI-G consists of training certificates and awards detailing William Regitz's accomplishments at Intel.

Sub-series I-D-iii consists of bi-weekly quizzes, quizzes, bi-weekly exams, notes, and tests for Mathematics I and II.

Sub-series I-D-xii consists of quizzes for Calculus I and II.