After being inspired by Forlanini, fellow Italian Gaetano Crocco, who was instrumental in developing variable pitch propellers

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After being inspired by Forlanini, fellow Italian Gaetano Crocco, who was instrumental in developing variable pitch propellers

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After being inspired by Forlanini, fellow Italian Gaetano Crocco, who was instrumental in developing variable pitch propellers photo copyright Archive taken at and featuring the Power boat class

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