- Actonian age
- Геология: актоний, актонийский, актонийский век, актонийский ярус, актонийское время
Универсальный англо-русский словарь. Академик.ру. 2011.
Универсальный англо-русский словарь. Академик.ру. 2011.
Ordovician — Period 488.3–443.7 million years ago … Wikipedia
Agnes Mary Clerke — (10 February, 1842 ndash; 20 January, 1907) was an astronomer and writer, mainly in the field of astronomy. She was born at Skibbereen, County Cork, Ireland, and died in London. [For details of the life and work of Agnes Clerk, see cite journal | … Wikipedia
Thomas Wharton Jones — Infobox Scientist name = Thomas W. Jones image width = 300px caption = Thomas Wharton Jones (1808 1891) birth date = birth date|1808|1|9|mf=y birth place = St. Andrews, Scotland death date = death date and age|1891|11|7|1808|1|9|mf=y death place … Wikipedia
George Fownes — George Fownes, FRS (14 May 1815, London ndash; 31 January 1849, Brompton, Kent) was a British chemist. He obtained his PhD at Giesen, in Germany. From 1842 he was chemistry professor at the Pharmaceutical Society of Great Britain, and from 1846… … Wikipedia