Fonds consists of correspondence relating mainly to Alfred Bader's work in chemistry and his life as a gallery owner, art dealer, and art critic; subject files; papers documenting his early life in England, Canada, and the United States; records pertaining to his numerous travels around the world; writings and various publications; drafts and mss. in connection one of his memoirs entitled "Chemistry and Art: More Adventures of a Chemist Collector"; photographs. It also includes his POW shirt from WWII.
The fonds consists of a body of artwork consisting of original illustrations, cartoons, drawings, and mixed media images provided to publishers, magazines, and various media outlets, including "Harrowsmith Magazine", "Equinox", "Bungalo Books", "Groundwood Press", and "Pokeweed Press".
The fonds consists of correspondence from various members of the family, land grants, deeds, mortgages, stocks, wills, probates, power of attorney, financial records and a copy of the Herchmer Family Tree. Most of the material relates to Johan Jost Herkimer; his son Lawrence Herchmer; Lawrence's son, the Reverend Willam Macaulay Herchmer and his wife Frances and his son Col. William Macaulay Herchmer of the North-West Mounted Police.
