Class: E49_Time_Appellation

comment: "Scope Note: Scope Note: This class comprises all forms of names or codes, such as historical periods, and dates, which are characteristically used to refer to a specific E52 Time-Span. The instances of E49 Time Appellation may vary in their degree of precision, and they may be relative to other time frames, “Before Christ” for example. Instances of E52 Time-Span are often defined by reference to a cultural period or an event e.g. ‘the duration of the Ming Dynasty’. Examples: "Meiji" [Japanese term for a specific time-span]; "1st half of the XX century"; "Quaternary"; "1215 Hegira" [a date in the Islamic calendar]; "Last century". Functional Units: 2. Appellation Information; 34. Time-Span Information." (string)

http://erlangen-crm.org/100707/E49_Time_Appellation