Includes junior high school, high school, the Church of Jesus Christ of Latter-day Saints seminary, university, and graduate school diplomas, along with related ephemera for Holmes, Margie Green Holmes, Brian Neville Holmes, and Muriel Berger. Also includes correspondence of Garth Harold Holmes. Material dates from 1932-2008.

Contains information from both the personal and professional life of Blair Holmes, and includes journals, correspondence and professional papers documenting his life in Utah, his mission in Austria, and family life from 1932-2016. Also includes diplomas and other ephemera of Holmes and other family members, and transcribed and photocopied volumes of historical documents and newspapers from members of the Victor, Idado community. Dates range from 1932 to 2023.

Typescripts of diaries kept from 1963 to 2001. Holmes writes about his life in Victor, Idaho, his relationship with his family which included four children, his activities as a drug store owner, his work as a member of the Church of Jesus Christ of Latter Day Saints (Mormon Church), and his participation in civic affairs. Blair Holmes, Harold's son, transcribed the materials into typewritten form.