X-rays and their uses. X-rays are one type of electromagnetic radiation. They are commonly used in hospitals to produce photographs of bones which can be checked for breaks or fractures. X-rays have the following properties: they can penetrate less dense matter such as skin and body tissue (but not bone)
The historic Glensheen Mansion, along London Road in Duluth MN, was built for Chester Congdon and his family. Chester Congdon went from being a school teacher in Wisconsin to being the wealthiest Minnesotan at the time of his death in 1916, worth 40 million dollars.
Real Time Net Worth â as of 4/20/17. $2.5 B. The Beanie Babies creator now gets a chunk of his fortune from his high-end-hotel portfolio, which includes the Four Seasons in New York. His Las Ventanas al Paraiso resort in Mexico recently opened the Ty Warner Mansion, which rents for $35,000 a night.