Decade ("60s" or "sixties"), although this may leave it uncertain which century is meant. These references are frequently used to encapsulate popular culture or other widespread phenomena that dominated such a decade, as in "The Great Depression of the 1930s" or "The Roaring Twenties". However, the Gregorian calendar begins with the year 1. (There is no year "zero", and the year before AD 1 is 1 BC with nothing in between.) Therefore, its "first" decade is from AD 1 to AD 10, the "second" decade from AD 11 to AD 20, and so on. So, although "the 1960s" comprises the years
Roaring Spring, Pennsylvania historic house types of Roaring Spring are largely vernacular adaptations of nationally common styles between the 1870s and early 20th century. From the 1870s to 1900s, these included Gothic Revivals, Queen Annes, Gable Fronts, Gable Front & Wings, I-Houses and double-pile Georgian types. From the 1900s to 1930s, a period which accounts for 54 percent of the historic housing stock, these included Bungalows, Four Squares, Colonial Revivals, and Cape Cod types, sometimes modestly detailed with Craftsman or Colonial Revival trim. The various styles and types generally reflect the national trends in builders' homes during those periods. Those houses built after