"The Ranch Girls in Europe" by Margaret Vandercook is a fictional novel written in the early 20th century. The story follows a group of four young women, known as the Ranch girls, as they embark on an exciting journey to Europe, filled with adventure and mystery. The narrative begins with the girls facing an alarming situation when one of their companions, Frieda Ralston, goes missing shortly after they depart on their ocean voyage. At the start of the book, the Ranch girls are aboard the ocean liner Martha Washington, experiencing the thrill of their upcoming travel. However, the mood quickly shifts to concern when they realize that Frieda is nowhere to be found on the ship. Amid their growing panic and the support of a mysterious and elegant fellow passenger, Princess Beatrice Colonna, the girls search desperately for their lost friend. The opening sets the stage for the girls' character dynamics and introduces themes of friendship, adventure, and the trials of travel as they navigate both the excitement and anxieties of their European escapade. (This is an automatically generated summary.)