Cloud atlas was published in 1802. It followed a similar effort in French by Jean-Baptiste Lamarck in 1801. Howard's nomenclature defined four fundamental types of clouds: cirrus or thread-cloud, cumulus or heap-cloud, stratus or flat cloud (level sheet), and nimbus or rain-cloud (see Classification of clouds). There followed a long period of development of the field of meteorology and the classification of clouds, leading up to 1896, the International Year of Clouds. The history of this period is the subject of a popular book, "The Invention of Clouds". During that time, the Englishmen Rev. Clement Ley and Hon. Ralph Abercromby, were influential.
One sheet One sheet In the entertainment industry, a one-sheet or one sheet is a single document that summarizes a product for publicity and sales. A one sheet is a specific size (typically before 1985; after 1985) of film poster advertising. Multiple one-sheets are used to assemble larger advertisements, which are referred to by their sheet count, including 24-sheet billboards, and 30-sheet billboards. The term is also used as synonym for the poster artwork and the film poster itself. Since a one-sheet is used in the official advertising for films, they are prized by both collectors of memorabilia for specific films and