St. Martin's Day nights before and on the night of Nov. 11, children walk in processions carrying lanterns, which they made in school, and sing Martin songs. The day is celebrated on the evening of November 11 in a small part of Belgium (mainly in the east of Flanders and around Ypres). Children go through the streets with paper lanterns and candles, and sing songs about St. Martin. Sometimes, a man dressed as St. Martin rides on a horse in front of the procession. In some areas, there is a traditional goose meal, although in West Flanders there is no specific meal; in
Key date Key date In coin collecting, a key date refers to a date (or date and mint mark combination) of a given coin series or set that is harder to obtain than other dates in the series. The next level of difficult to obtain coins in series are often referred to as semi-key dates or simply semi-keys. For example, the 1909-S VDB is the key date in the Lincoln cent series. The 1914-D and 1931-S are considered semi-keys. In the United Kingdom £1 coins from 1988 are considered key date coins. What makes a coin a "key" is somewhat more complicated