<P> Morrison and his wife, Lu Nay Morrison had three children . Lu died in 1987 . </P> <P> There is a disc golf course in Holladay, Utah named in his honor . </P> <P> Morrison died in his home at the age of 90 on February 9, 2010 . </P> <Ul> <Li> Flat Flip Flies Straight with Phil Kennedy (Wormhole Publishers, 2006) </Li> </Ul>

What is the morrison slope and how did it get its name