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    Leonardo da Vinci machines Working models
    5:57

    Leonardo da Vinci machines Working models

    Working models of machines invented by Leonardo da Vinci. Includes self supported bridge assembly guide. To watch and comment new video before others and support my channel, please join the Come Quickly:
    3 views
    Engineers of the Renaissance, 2010 Aeolian Hall
    8:10

    Engineers of the Renaissance, 2010 Aeolian Hall

    Models/replicas of the machines and mechanisms invented in ancient and medieval times. Engineers of the Renaissance To watch and comment new video before others and support my channel, please join the Come Quickly:
    9 views