Hermann Oelrichs (June 8, 1850, Baltimore, Maryland – September 1, 1906, aboard SS Kaiser Wilhelm der Grosse, Atlantic Ocean), was an American businessman, multimillionaire, and agent of Norddeutsche Lloyd shipping.
Roberta Langtry (1916 – August 13, 2005), an anonymous philanthropist, was a modestly paid Toronto elementary school teacher and a multimillionaire.
In 1911, she left for Milan, Italy to pursue a musical degree at the Milan Conservatory with the financial help of an Azeri multimillionaire, Zeynalabdin Taghiyev and his wife Sona.
The novel begins in Detroit and tells the story of Robbie Daniels, a multimillionaire who guns down a Haitian refugee who broke into his Palm Beach mansion, calling it "practice".
The Doyle School of Design and Technology was founded by American Old Blue, John Doyle who is a reputed British-American engineer and multimillionaire entrepreneur.