APIs often come in the form of a library that includes specifications for routines, data structures, object classes, and variables. In other cases, notably SOAP and REST services, an API is simply a specification of remote calls exposed to the API consumers.
The inventor of the photographic process in which a photograph produced without a negative by exposing objects to light on light sensitive paper, is named Man Ray.
First Camera to Produce a Photograph: NiÃ©pce The camera obscura, a device written about by Aristotle more than 2,300 years ago and possibly used by great artists like Vermeer, is the ancestor to the photographic camera; however, according to the Oxford English Dictionary, a camera needs to be able to produce an image on film, paper, or another medium.