Page header running header or running headline, is a header that appears on each standard page. Running heads do not usually appear on display pages such as title pages, or on other front or back matter. Running heads in a book typically consist of the title on the left-hand (verso) page, and the chapter title on the right-hand (recto) page; or the chapter title on the verso and subsection title/subhead on the recto, aiding the reader's navigation by showing what content exists within the two-page spread at hand. A special case of the latter is in dictionaries, whose running heads are called
Archaeology and the Book of Mormon of the Nephite calendar. The system of dates used by the rebellious Lamanites is not stated, though the Book of Mormon indicates that Lamanite converts strictly observed the Hebrew calendar. The highest numbered month mentioned in the Book of Mormon is the eleventh, and the highest numbered day is the twelfth, but the total number of months in a year and the number of days in a month is not explicitly stated. Even so, it appears that Book of Mormon peoples observed lunar cycles, "months", and that the Nephites observed the Israelite Sabbath at the end of a seven-day week.