* While he was born in America, what Carlson's European heritage?
* Where and when was Carlson born?
* What was Carlson's father's profession?
* What did Carlson's father suffer from?
* Carlson was a very bright science student in high school and kept a notebook of inventions his whole life. What invention was NOT in his notebook?
* Ironically, Carlson's mom died long before his dad. What did she die of?
* After graduating college in 1930, what job did he take?
* Who were his two wives?
* In the mid-1930s what did Carlson study in night classes?
* What principle is xerography based on?
* Who was the assistant who helped Carlson create xerography?
* What were the first words copied by xerography?
* What was the name and year of the first Xerox copier?