12mo - 19 x 12.5 cm.; xlviii - 368 - 21 pp. Brown cloth over boards with gilt lettering on spine, gilt monogram centered on the front, blind stamped on the back and blind stamped border rules on the head and tail margins of the boards. This is the fourth printing. Some text page head edges are yet unopened. Maurice was a professor of casuistry and moral philosophy at the University of Cambridge. Twenty-eight lectures in total all. Twenty-one page publisher's catalogue at the back. The externals show moderate shelf wear to the corners and spine tips. Previous owner's name on the half title page and 2 more on the title page. Otherwise very clean with a tight binding.