The breadth of records in this collection is expansive, covering many aspects of the life of Frank D. Baker and family members. Represented are correspondence, newsletters, newspaper clippings and pages, class yearbooks, meeting minutes, expense ledgers, and poems. Some of these were collected and produced by Baker, others by family members. Records reveal Baker had a varied career and life. The expense ledgers detail purchases made by customers of good in his store, notably pharmaceuticals. The ledgers represent purchases made in the early 1880s. All writing in them is in cursive. Baker served a single-year term as Mayor of Flint in 1889 and was subsequently elected twice as Sheriff of Genesee County. An opponent, William A. Garner, in 1893 accused Baker in a letter of illegally occupying the office, despite Baker have won a majority in the election. Baker is reported to have resigned the office to avoid a confrontation. He returned to his business but later joined the board of the Flint Building Corporation in the 1920s, which oversaw capital development in Flint. He also served as a delegate to the 1924 Democratic National Convention in New York City. He also served as postmaster of Flint between 1914 and 1922. He died in 1927.

Records relating to other family members largely represent those of a daughter, Mattie. Her school records compose most of what is present. These include yearbooks and composition books. She also undertook a long holiday in Europe in the early 1930s as evidenced from brochures and tickets.

The remaining records include minutes of the Genesee County Board of Supervisors from 1892 to 1893, handwritten poems by an unnamed author, and World War II-era ration cards. Another descending served as postmaster for the city in Flint in the late 1940s.