Deep Summer by Gwen Bristow, for the #1937Club

Title: Deep Summer
Author: Gwen Bristow
Publication: Thomas Y. Crowell Co., hardcover, 1937
Genre: Historical fiction, late 18th century

Description: Fifteen-year-old Judith Sheramy is traveling by flatboat with her family from Connecticut to Louisiana where they have a royal grant to establish a homestead. When handsome Philip Larne, an adventurer from South Carolina, pulls up alongside on the Mississippi, the inexperienced girl is captivated, although her father and brother Caleb distrust him on sight.