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.
In 1827, Joseph Nicephore Niepce captured an image on a bitumen-coated metal plate using a pinhole camera to produce the first photographic image he dubbed heliographs. After Louis Daguerre improved the process, daguerreotypes were born, ushering the age of modern photography.