Drop in Infinity

Published in 1915, 'Drop in Infinity' by Gerald Grogan is a pioneering science fiction novel that explores the concept of parallel universes. The story follows Jack Thorpe and Marjorie Matthews, who encounter a mysterious man on a beach in Cornwall, leading them into an alternate reality known as Marjorie-land. Narrated by one of their descendants, the tale delves into their adventures and the quest to return home, marking it as one of the earliest works to incorporate this intriguing theme in literature.