Final answer:
Based on the article's context, it's likely that Buffum is pleased about reading the book on shipwrecks, as it might have contributed to his find.
Step-by-step explanation:
The reader can tell from the article that Buffum is probably happy that he read the book Shipwrecks on the Shores of Westerly. This inference can be made because shipwrecks often provide historical insights and finding a shipwreck would likely be thrilling for someone interested in the subject, as implied by Buffum's action of reading a book about shipwrecks. The discovery could offer a sense of accomplishment and contribute to knowledge in their field of interest.