http://books.google.com/books?id=luoxAQAAMAAJ&pg=PA36#v=onepage&q&f=false
33
http://books.google.com/books?id=luoxAQAAMAAJ&pg=PA35#v=onepage&q&f=false
19
http://books.google.com/books?id=luoxAQAAMAAJ&pg=PA34#v=onepage&q&f=false
13
http://books.google.com/books?id=luoxAQAAMAAJ&pg=PA37#v=onepage&q&f=false
12
https://books.google.com/books?id=luoxAQAAMAAJ&pg=PA35#v=onepage&q&f=false
10
https://books.google.com/books?id=luoxAQAAMAAJ&pg=PA36#v=onepage&q&f=false
10
https://books.google.com/books?id=luoxAQAAMAAJ&pg=PA34#v=onepage&q&f=false
10
https://books.google.com/books?id=luoxAQAAMAAJ&pg=PA37#v=onepage&q&f=false
5