- obruchevite
Useful english dictionary. 2012.
Useful english dictionary. 2012.
Vladimir Obruchev — Infobox Writer name = Vladimir Afanasyevich Obruchev caption = Vladimir Obruchev on the cover of his memoirs, Digging for Pluto s Secrets birthdate = birth date|1863|9|28|mf=y birthplace = near Rzhev, Tver Oblast deathdate = death date and… … Wikipedia
List of Russian explorers — The Russian Empire at its peak in 1866, including the spheres of influence; this territorial expansion largely corresponds to the extent of contiguous exploration by Russians. This is a list of explorers from the Russian Federation, Soviet Union … Wikipedia