This notebook will lay out our thesis's subject : "Giovanni Poleni (1683-1761) and the shipbuilding : translation of his latin prize-winning essays, answers to the questions of the Royal Academy of Sciences (Paris). Translation, biographical, historical, linguistic et epistemological contexts". The marquis Giovanni Poleni was an astronomer, engineer, physician and mathematician of the university of Padoue (Italy). Furthermore, I will write down in it, my thoughts about translation (how to translate science, books'reviews and somme expreineces of cultural mediation (didactical or not) in order to valorize latin textes not yet translated in french.