Probability logic and combining evidence

In Hailperin 1996 Hailperin, T. 1996. Sentential Probability Logic, Bethlehem and London: Lehigh University Press and Associated University Presses.  Google Scholar], in addition to its formal development of Probability Logic, there are many sections devoted to historical origins, illustrative examples, and discussion of related work by other authors. Here selected portions of its formal treatment are summarized and then used as a basis for a probability logic treatment of combining evidence.