Summary and Info
Because really, this book sucks. The intros suck, the writers suck, and really for an intro book that covers a broad range to not have references to studies or other reading material is just sad. But read the book, because it is the only one I could find that covers the broad range.
More About the Author
David Henry Keller (December 23, 1880 – July 13, 1966) was a writer for pulp magazines in the mid-twentieth century who wrote science fiction, fantasy and horror.