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Sir John Ross was a polar explorer and naval officer who wrote this #rarebook on his voyages to the arctic regions, published in 1835. He describes the Northern Lights and the people and animals he encountered.

Today is #ThisIsEngineering Day, celebrating #engineers and #engineering. In this #rarebook from 1867 you can see the Great Eastern ship picking up the Atlantic #Telegraph Cable and an electric telegraph office in Charing Cross.

It's #bonfire night! In this #rarebook from 1823 J. Badcock wrote about "winter amusements" including card tricks and making #fireworks

It's #nationaldictionaryday and this #dictionary "The New World of Words" is the first folio size English dictionary. This edition was published in 1678

#OTD 1901 the first Royal Navy submarine launched from #Barrow. This #rarebook from 1866 describes the laying of the Atlantic #Telegraph Cable, a submarine cable, that began operation in August 1858, but failed a month later and it took six years for a new cable to be laid.

#Engineers have always had a close relationship with #water from harnessing its energy, creating a clean supply, travelling upon it or over it & drainage of it. Water is essential for life to exist but also the management and utilisation of it. Happy #WorldWaterDay

Today is #WorldWaterDay and in recognition of this here are some images of how engineers work with water to provide us with energy, drainage and a clean supply. Town supply 1864, Drainage of the Fens 1862, artisan waterwheel 1948 Peshawar, Aqueduct by Vitruvius 1511.

1979 cover courtesy of Energy Networks Association – Brighton & Hove Engineerium: the 1876 Eastons & Anderson No.2 beam engine

Chaucer is well known for his fictional works but did you know he also wrote scientific treatises? This is a page from a manuscript dated 1391 on the Astrolabe, written in Middle English rather than Latin. Find out more at https://t.co/kguv311cAf #ExploreArchives #archivescience

Did you know @theiet members can access an amazing virtual library containing 1000s of e-books and e-journals 24/7? https://t.co/hRd1NgxBZP