conical impression block
21Istanbul —   City   Top: Topkapı Palace – Hagia Sophia – Blue Mosque Center: Beyoğlu; …
22History of Harringay (1750–1880) — This significant period in Harringay s history witnessed the transition from a purely pastoral society and set the stage for the upheavals of the late 19th century.A period of changeOver the 130 years covered by this article London’s phenomenal… …
23History of mints — The history of mints begins in the 7th century BC, when the first mint was likely established in Lydia for coining gold, silver and electrum. The Lydian innovation of manufacturing coins under the authority of the state spread to neighboring… …
24hand tool — any tool or implement designed for manual operation. * * * Introduction any of the implements used by craftsmen in manual operations, such as chopping, chiseling, sawing, filing, or forging. Complementary tools, often needed as auxiliaries to… …
25balloon flight — ▪ aviation Introduction passage through the air of a balloon that contains a buoyant gas, such as helium or heated air, for which reason it is also known as lighter than air free flight. Unmanned balloons have been used to carry meteorological… …
