This series consists of 5 subseries. Subseries A contains Johnson's files from the various companies for whom he worked. Subseries B are the files of the professional associations to which he belonged, such as the Industrial Designers Society of America, and files on his professional activities. Subseries C are scrapbook binders of photographs and ephemera Johnson had compiled from business trips he took, meetings and shows he attended, portfolios of his products and projects for the various companies, and other activities.

Subseries D are files pertaining to Johnson's personal life. There are files on and photographs of his parents, his wife and children, his education, and his many interests and activities.

Subseries E are many of the actual products that Johnson designed as well as his hand-carved wooden models and prototypes of those products.