Dale Martin's "Inventing Superstition: From the Hippocratics to Christians" is an interesting book. In that book, Martin spends some time on what you call "circ

Dale Martin's "Inventing Superstition: From the Hippocratics to Christians" is an interesting book. In that book, Martin spends some time on what you call "circumstantial superstitions" esp in the first two chapters.