William Nicholson Jennings (1860–1946) was a

photographer A photographer (the Greek language, Greek φῶς (''phos''), meaning "light", and γραφή (''graphê''), meaning "drawing, writing", together meaning "drawing with light") is a person who makes photographs. Duties and types of photographe ...

active in Philadelphia from the 1890s. He conducted experiments with

color photography Color photography is photography that uses media capable of capturing and reproducing colors. By contrast, black-and-white or gray-monochrome photography records only a single channel of luminance (brightness) and uses media capable only of ...

and artificial lightning, helping in the development of

photographic flash A flash is a device used in photography that produces a brief burst of light (typically lasting 1/1000 to 1/200 of a second) at a color temperature of about 5500 K to help illuminate a scene. A major purpose of a flash is to illuminate a ...

External links

William Jennings in The Franklin Institute's Case Files online exhibit
Contains biographical information about Jennings, information about his work in the science of lightning and images of Jennings' original photographs 1860 births 1946 deaths American photographers {{US-photographer-stub