The Duncan Brown collection of Williams pinball drawings includes 277 gb of digital materials. The files are comprised of digital surrogates of images and documents related to the design, production, and advertisement of pinball machines. The materials date from 1932 to 2015, with the bulk of material dating from 1970 to 1990.

The Jeffrey Mattox papers document the creation of Mattox’s Tic-Tac-Toe Machine in 1964. The bulk of the collection is dated 1963-1964 and also 2016.

The Ken Fedesna papers are a compilation of documentation on various projects from Midway/Williams during the 1990s-2000s, including TouchMaster, the Midway Tournament Network, Infinity System, and more. The bulk of the materials are dated between 1995 and 2003.

The Larry Bieza coin-op and amusements history collection is a compilation of published fliers, original and photocopied reference, company memos, photographs, and other documentation relating to the history of various coin-operated game and amusement companies and their products. The bulk of the materials are from the 1930s-1980s.

This collection contains five 35mm film rolls containing individual frames with trivia questions and answer selections designed for use in Professor Quizmaster coin-operated arcade amusement machines, introduced in 1968 in the United States, France, and other countries. The game was sold by Mondial International, Inc. Four of the film reels are in English, and one roll is in French.

This file documents the creation of a "Bridge Robot" playing card tile sorting device designed by Robert M. Johanns (1897-1971), who resided in Rochester, New York and worked as an engineer for General Electric. These pages include notes, sketches, and detailed diagrams of the parts to his "Bridge Robot." Accompanying these documents is a provenance letter with biographical details on Johanns from his nephew, Paul Scheeler, dated 2018.

The Steve Kordek coin-op and amusements collection is a compilation of fliers, brochures, hand-outs, manuals, and catalogs collected by Kordek during his six decades in the coin-operated games industry. The bulk of the materials are from 1968 through 1995.

The United Manufacturing Co. records are an assemblage of game design documentation (mainly wiring diagrams and disc diagrams) for projects produced by United during the late 1940s through its merger with Williams in 1964.