Into the fourth dimension

"Into the Fourth Dimension" by Ray Cummings is a novel written in the early 20th century. The story begins with a mysterious phenomenon of ghostly apparitions appearing across the world, capturing public fascination and fear. The main characters, including Robert Manse, Wilton Grant, and Beatrice Grant, are friends delving into the extraordinary and unknown, ultimately leading them to confront these otherworldly beings. The opening of the book introduces the strange occurrences of 1946 when reports of ghosts begin to circulate, starting with a spectral figure seen in Vermont. As the intrigue grows, Robert and his friends decide to investigate these manifestations, which leads to a deeper exploration of dimensions beyond human perception. Wilton Grant, with his scientific knowledge, begins to theorize that these ghosts may not be spirits of the dead, but rather beings from another realm. This sets the stage for their venture into a fourth-dimensional landscape, opening up a thrilling narrative filled with exploration of reality, the nature of existence, and the boundaries of human understanding.