Journal of a Voyage in Baffin`s Bay and Barrow Straits in the Years 1850–1851, Sutherland

Автор: Sutherland
Название: Journal of a Voyage in Baffin`s Bay and Barrow Straits in the Years 1850–1851 2 Volume Set
ISBN: 1108071902 ISBN-13(EAN): 9781108071901
Издательство: Cambridge Academ
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Описание: This accessible introduction for undergraduates explains the cryptographic protocols for privacy and the use of digital signatures for certifying the integrity of messages and programs. It provides a guide to the principles and elementary mathematics underlying modern cryptography, giving readers a look under the hood for security techniques and the reasons they are thought to be secure.

Автор: Goodsir
Название: An Arctic Voyage to Baffin`s Bay and Lancaster Sound
ISBN: 1108071651 ISBN-13(EAN): 9781108071659
Издательство: Cambridge Academ
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Описание: First published in 1850, this short account by Robert Anstruther Goodsir (1823-95) describes the 1849 mission in search of Sir John Franklin`s missing Arctic expedition, on which his brother, Harry Goodsir, died. The dangers encountered in forbidding conditions are described in great detail, illuminating mid-nineteenth-century Arctic sea travel.

Автор: Sutherland
Название: Journal of a Voyage in Baffin`s Bay and Barrow Straits in the Years 1850–1851
ISBN: 1108071899 ISBN-13(EAN): 9781108071895
Издательство: Cambridge Academ
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Описание: Physician and geologist Peter Cormack Sutherland (1822-1900) served as surgeon on the 1850-1 expedition led by William Penny in search of Sir John Franklin. Published in 1852, this two-volume account includes the poignant discovery of Franklin`s winter quarters at Beechey Island and the graves of several men.

Автор: Markham
Название: A Whaling Cruise to Baffin`s Bay and the Gulf of Boothia, and an Account of the Rescue of the Crew of the Polaris
ISBN: 1108072003 ISBN-13(EAN): 9781108072007
Издательство: Cambridge Academ
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Описание: Published in 1874, this illustrated work by Albert Hastings Markham (1841-1918) recounts his experiences aboard the Dundee steam whaler Arctic. Markham also gives details relating to the rescue of the crew of the American vessel Polaris, crushed by ice in 1872 during its attempt to reach the North Pole.

Автор: Richardson
Название: Narrative of a Mission to Central Africa, 1850-1851
ISBN: 1138011029 ISBN-13(EAN): 9781138011021
Издательство: Taylor&Francis
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Описание: Undertaken for the purpose of promoting legitimate trade in Central Africa, the Richardson mission was a compound of philanthropic and diplomatic interests advocated by Richardson. His main targets were the Sahara, Bornu and the Sudan.