The LeRoy Howard papers are a compilation of business papers, patents, notes, and published game instructions from a former executive at Parker Brothers, Inc. The bulk of the materials are dated from 1930 through 1952.

The Mark B. Lesser papers are a compilation of technical documentation, notes, memos, and other information related to the programming of Mattel Electronics’ handheld games (including Auto Race, Football, and Baseball), as well as documentation for other video game designs. The bulk of the materials are dated between 1976 and 1978.

The Parker family papers contain diaries, notes, and letters written by members of the Parker family (notably, George S. Parker, founder of Parker Brothers). These materials are dated between 1856 and 1949.

The Philip E. Orbanes papers are a compilation of correspondence, legal contracts, newspaper articles, reference materials, research notes, game advertisements, photographs, audio files, and other papers collected and used by Philip E. Orbanes over the course of his career in the American toy and game industry. The bulk of the materials are from 1967 through 2005. Staff at The Strong recorded a video oral history of Orbanes in 2013.

The Sid Sackson collection is a compilation of diaries, correspondence, notes, game descriptions, and publications created or used by Sid Sackson during his lengthy career in the toy and game industry. The bulk of the materials are from between 1960 and 1995.

Digitized diaries and related documentation can be accessed through The Sid Sackson Portal.