Straight+direction
131History of film — This article is about the history of cinema. For other uses, see History of photography. Years in film 1870s 1880s 1890s …
132Sundial — A sundial is a device that measures time by the position of the Sun. In common designs such as the horizontal sundial, the sun casts a shadow from its style (a thin rod or a sharp, straight edge) onto a flat surface marked with lines indicating… …
