18521926
18521926 is typically encountered as a compact notation indicating a lifespan or a period spanning the years 1852 to 1926. In reference works, catalogs, and genealogical records, the form 1852–1926 (with an en dash) is used to denote that someone was born in 1852 and died in 1926, or to label a historical era that covers those years. Without context, the string itself does not specify a particular person, place, or event.
When used as a lifespan, 1852–1926 situates an individual in the late 19th and early 20th centuries,
In scholarly and bibliographic practice, the preferred formatting is to present the years with an en dash: