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.
Term sheet be a dangerous document unless it specifies very clearly, as it should, which portions are meant to be binding and which merely guide the discussion and drafting. Some portions of a term sheet can have binding effect, of course, if and to the extent an interlocutory memorialization is needed of some binding promises, that is, confidentiality of the disclosures made in the negotiation. The summary format of a term sheet, however, makes it less likely that any party will be misled into thinking that some form of enforceable agreement has been memorialized when it has not. Some important terms to