The Fourth Dimension: Toward a Geometry of Higher Reality

1st edition, entitled The Fourth Dimension: A Guided Tour of the Higher Universes, Houghton Mifflin, 1984 2nd edition, entitled The Fourth Dimension: Toward A Geometry of Higher Reality, Dover Publications, 2014

• Publication date from "10174584" code on front flap of dustjacket (October, 1984 publication with a $17.45 freight pass-through price).
• Cover credit on back flap of dustjacket states: "The image on the cover of this book is Cyclides of Dupin, projected from the 3-sphere in 4-space. It is a computer-generated image produced at Brown University by Thomas Banschoff, Hüseyin Koçak, and David Laidlaw. The photograph is by David Margolis."
• Full Library of Congress data on copyright page.
• Interior artist credited on title page.
• Issued with a mailable postcard of the cover image.