Note 607 — Chapter VI · LUNAR CALENDARS AND THE WEEK
Reading edition
A. Henry, in Journal of the Anthropological Institute, 1903, xxxiii, 105. The Muhso, a Lao hill tribe, “have a twelfth-day Sabbath or sacred day, not very definitely marked” (Daniel McGilvary, A Half Century among the Siamese and the Lāo, New York [1912], p. 323). Did this “Sabbath” originate as a market day, which at first recurred every sixth day?