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A incrível viagem de Shackleton: A mais extraordinária aventura de todos os tempos (Portuguese Edition)
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Trapped Under the Sea: One Engineering Marvel, Five Men, and a Disaster Ten Miles Into the Darkness
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“BOAS HISTÓRIAS SEMPRE VENCEM BOAS PLANILHAS”
Tim Ferriss • Ferramentas dos Titãs (Portuguese Edition)
Tim Ferris
Jeremy • 1 card
Just a few weeks after his introductory luncheon at the Art Theatre Club, Macrae was able to show Millis Jefferis the prototype magnetic mine that had been given the provisional name of limpet. Jefferis immediately recognized Cecil Clarke’s weapon as a work of technical wizardry. For a little less than £6 (including labour), he had produced an expl
... See moreGiles Milton • Churchill's Ministry of Ungentlemanly Warfare
The correct use of a strong cipher is a clear boon to sender and receiver, but the misuse of a weak cipher can generate a very false sense of security.