p.s. As a Mormon, I have never heard of the 1857 quote from Heber Kimball. It's one of those moments lost to contemporary Mormon dialogue, but certainly conveys the sense of magic espoused by early Mormonism.
Anecdotally speaking, I've seen many references to hair being used in magic rituals. Just one example is the schoolyard cliche of keeping a lock of a loved one's hair.
My favorites are "Cigarette Lighter" and "Dust", but most everyone will find one that resonates most with them. People on Hacker News are likely to enjoy "Password", released today!
The things he chooses to work on all seem "Bogostian" to me now and this is no exception.
"And it came to pass, as they were burying a man, that, behold, they spied a band of men; and they cast the man into the sepulcher of Elisha: and when the man was let down, and touched the bones of Elisha, he revived, and stood up on his feet." 2 Kings 13:21
I might give this book a read. I'm getting the same sense of realization about the historical power of hair from this except that I felt when I first saw Kill La Kill and realized that not only does clothing have the potential for great power in the future, it has indeed been very powerful for longer than written history itself.