Joseph McCabe (1867-1955) was one of the most prolific authors of all time. He was brought up as a Roman Catholic, worked on Latin documents, and made himself very well-informed about Christianity, but turned against it. But he was extremely naive about Jews; bear this in mind.
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Detailed notes on McCabe - scroll down for selections from
A Rationalist Encyclopaedia (1948).
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A Rationalist Encyclopaedia (about 1.3 MBytes; Word format; includes notes on some of its limits)