The 1944 edition of the Amache High School yearbook, Onlooker, belonging to Walter Matsuoka. Walter is included in the freshman class portraits. The yearbook includes several handwritten messages and signatures.

A welcome pamphlet from the Amache concentration camp, belonging to Harry and Walter Matsuoka. Topics discussed include a welcome message to Jerome concentration camp transfers, various community amenities, information on the camp organization, and more.