Daguerreotypists were the earliest form of photographers. The process of daguerreotyping was invented in 1839. The picture was captured on a silver surface. Iodine was thrown on the surface and the photograph would develop by mercury vapor exposure. For the next twenty years, daguerreotypy was the most commonly used photography method.
Daguerreotype is a unique form of photography. It produced sharp and according to that time good results. The photograph didn’t have backgrounds. It were as if there is blank space behind the person. The process was expensive and was quickly obsoleted in 1860 when cheaper and quicker photography methods were discovered.