CHAPTER SEVEN
Oliver, Ralph, and Hazel hurried after the boy, following his tracks as he ran through the streets of Florence. Oliver couldn’t quite believe they were in the time of Galileo. He had met so many of his heroes while traveling through time, it was kind of mind-blowing. If someone had told him back when he’d read his inventors book cover to cover that he would one day be meeting some of the people inside it, he would never have believed them!
Up ahead, a row of beige-painted, terraced buildings came into view. They were between four and six stories high, with each floor having a series of small, neat square windows. The terrace looked to Oliver like a row of townhouses, but the boy they’d been following hurried in through the carved wooden door of a four-story building. And as
