The Beach at Summerly is a historical fiction novel authored by Beatriz Williams. This is an excellent novel that tells the story of a young married woman named Olive Rainsford. The novel is set on Winthrop Island in June 1946 Just after the war; while the people of the island were preparing for the first summer. She went there as a guest of the Peabody Family and spent time in the guest cottage there. The novel narrates the story of Olive Rainsford who is also the loving aunt of the two surviving Peabody sons.