Botts's Dots
Silva, Roz![Botts's Dots](https://support.digitalhusky.com/media/annotations/sorted/289/28943103/CHSBZCOP0328943103.jpg)
Some inventions are such a familiar part of our everyday lives that we may never stop to think about where they came from or who invented them. Botts's Dots: Not Just a Bump in the Road is the first book in the Who Invented That? series about just such inventions. Dr. Elbert Dysart Botts was a hero of the modern era. In the 1950s he worked as an engineer at a division of California's Highway Transportation Agency later called Caltrans. To impr...