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 the second category, which included the East and West Blocks. These proposals were selected for their sophisticated use of Gothic architecture, which was thought to remind people of parliamentary democracy's history, would contradict the republican Neoclassicism of the United States' capital, and would be suited to the rugged surroundings while also being stately. $300,000 was allocated for the main building, and $120,000 for each of the departmental buildings. Stent and Laver also won the competition to build San Francisco City Hall, which was completed in 1898 but destroyed by an earthquake in 1906. Thomas Stent Thomas Stent (1882 – 1912)