The Annotated Innocence of Father Brown
Oxford University Press, 1988. Pocket, 274 p. Good condition, cover slightly worn. With Bibliography + Index to the Annotations.
From the cover text:
"Father Brown, the second most famours mystery-solver in English literature, has always had a devoted following... Martin Gardner's The Annotated Innocence of Father Brown will be an indispensable companion for all Chesteron enthusiasts and a perfect introduction for newcomers to this work."