Katherine Burr Blodgett is credited with the invention of the color gauge and non-reflecting or "invisible" glass. Born in Schenectady, New York, in 1898, Blodgett had an unusual early education. Her mother, widowed just months before Katherine was born, made education a priority for her children. Blodgett attended school in France and Germany and was privately tutored in New York City before attending Bryn Mawr College. She went on to earn a master's degree in physics from the University of Chicago. Upon graduation, Blodgett returned to Schenectady and applied for a position at General Electric Laboratories, where her father had worked as a patent attorney. At the GE laboratory she was fortunate to work with the well-respected Dr. Irving Langmuir, who would later receive a Nobel Prize for his work in chemistry. Dr. Langmuir saw much promise in his young colleague and upon his recommendation Blodgett decided to pursue...