Charles Stent Charles Stent Charles Stent (1807–1885) was a 19th-century English dentist notable for his advances in the field of denture making. In 1847, Edwin Truman introduced gutta-percha as a material for making dental impressions; however, this was unsatisfactory for several reasons, including its tendency to distort upon removal from the patient's mouth, and to shrink upon cooling. In 1856, Stent added several other materials to the gutta-percha, notably stearine, which markedly improved the plasticity of the material as well as its stability. He also added talc as an inert filler to give more body to the material, and red colouring. The
Thomas Stent Thomas Stent Thomas Stent (1882 – 1912) was an architect in New York City. He assisted Alexander Saeltzer on the Astor Public Library and was the architect for the 1879–1881 expansion. Stent was trained and practised in England before coming to London, Canada West in 1855. In 1858, he moved to Ottawa. He designed "Belvoir" in Delaware Township, Middlesex County, Ontario. The house at Belvoir (pronounced "Beever") was owned by Helen Gibson Weld's grandfather, Richard Gibson, 1840-1911. At Parliament Hill, the team of Thomas Stent and Augustus Laver, under the pseudonym of "Stat nomen in umbra", won the prize for