Flatow, Ira They all laughed... : From lightbulbs to lasers, The fascinating stories behind the great inventions that have changed our lives / Ira Flatow - New York : HarperCollins Publ., 2021 - xv,238 p. ill 20 cm ISBN: 978-0-06-092415-7 Subjects--Topical Terms: Inventions--History.