time-marker interval
21river — river1 riverless, adj. riverlike, adj. /riv euhr/, n. 1. a natural stream of water of fairly large size flowing in a definite course or channel or series of diverging and converging channels. 2. a similar stream of something other than water: a… …
22Pleistocene Epoch — Earlier and longer of the two epochs that constitute the Quaternary Period. The Pleistocene began с 1.8 million years ago and ended с 10,000 years ago. It was preceded by the Pliocene Epoch of the Tertiary Period and followed by the Holocene… …
232009–10 Manchester United F.C. season — Manchester United 2009–10 season Co chairmen Joel and Avram Glazer Manager …
24Medieval music — Periods of Western art music Early Medieval   (500–1400) Renaissance (1400–1600) Baroque (1600–1760) Common practice Baroque (1600–1760) …
25Geochronology — A schematic depiction of the major events in the history of our planet. Geochronology is the science of determining the age of rocks, fossils, and sediments, within a certain degree of uncertainty inherent to the method used. A variety of dating… …
26Tachymeter — A tachymeter or tacheometer is a kind of theodolite used for rapid measurements and determines, electronically or electro optically, the distance to target, and is highly automated in its operations. A tachymeter is also used as the name of the… …
27Holocene Epoch — formerly Recent Epoch Latest interval of the Earth s geologic history, dating from 10,000 years ago to the present. The younger of the two epochs that constitute the Quaternary Period, the Holocene follows the last glacial stage of the… …
28BCPA Flight 304 — Infobox Airliner accident|name=BCPA Flight 304 Date=October 29 1953 Type=Controlled flight into terrain Site=El Corte de Madera Creek Open Space Fatalities=19 Injuries=0 Aircraft Type=DC 6 Operator=British Commonwealth Pacific Airlines Tail… …
29Human Era — Holocene era redirects here. For the geological epoch, see Holocene. The Human Era, also known as the Holocene calendar or Holocene era (HE), is a year numbering system that adds exactly 10,000 years to the currently world dominant Anno Domini… …
30Speed — This article is about the property of moving bodies. For persons named Speed, see Speed (name). For the film, see Speed (1994 film). For other uses, see Speed (disambiguation). Classical mechanics …
