"The Great Stone of Sardis" by Frank R. Stockton is a science fiction novel likely written in the mid-20th century. The story begins with the arrival of a passenger ship called the Euterpe-Thalia in New York, setting the stage for the protagonist, Roland Clewe, who is portrayed as a scientist and inventor. The narrative hints at his aspirations to uncover a significant scientific discovery, particularly focusing on a groundbreaking application known as the Artesian ray, which Clewe believes could illuminate the depths of the Earth. The opening of the book delves into the setting and introduces several key characters, including Roland Clewe and his associate Margaret Raleigh, who play significant roles in Clewe’s ambitious plans. As Clewe returns from an extended study in Germany, he learns that his works have progressed, albeit not as rapidly as he hoped. Tension builds when he discovers a dubious figure named Rovinski may be aboard the submarine expedition to the North Pole, representing a potential threat to his groundbreaking work. The early chapters of the book weave together themes of exploration, innovation, and suspense, foreshadowing challenges that Clewe will face as he seeks to balance his scientific ambitions with the dangers posed by external adversaries. (This is an automatically generated summary.)