Stirring series of photographs captured by a skilled photographer documenting the many diverse aspects of an operation involving a probable heart-lung ("H.L.") bypass.

Contemporary peepshow of the Great Industrial Exposition of Berlin, the "impeded world fair" that combined innovative technological exhibits with an amusement park.

First edition of this collection of early text-based computer game descriptions and code, an example of using digital play as an opportunity for education – with favorites like "Hunt the Wumpus" and "STTR1," a game based on STAR TREK.

Stunning landmark achievement in astro-photography, completed and issued after Barnard's death in a limited edition of just 700 copies.

First edition of this compendium of mechanisms and their uses, demonstrating the rapid development of mechanical technology during the Industrial Revolution – this copy owned by the "father of the Civil Engineer Corps", Mordecai Endicott (US Navy Seabee Museum).

First edition of the first published treatise to argue the mysterious construction of Stonehenge was not by the Romans but by the Danes, evocatively illustrated with woodcuts of the monument and featuring a poem celebrating the Scientific Revolution by Dryden.

First edition of this important ethnographic work on turn-of-the-20th century Borneo by "the most artistically tattooed man in the world," with some of the earliest photographs of its inhabitants.

Rare signed copy of this speculative argument for the early settlement of Minnesota and Oklahoma by Norse explorers, by a Manhattan Project physicist and passionate believer in assorted scholarly hoaxes.

Quintessentially 1950s booklet accompanying Monty MacLevy's Figurama, a "slenderizing table" marketed to women and intended for home use.

First edition of this extraordinarily prescient classic of the early days of cyber culture, two titles in one that represent a powerful computer manifesto.

Inscribed first edition of these classic papers on countertransference in psychoanalysis.

A complete, two volume patient ledger covering the entirety of the year 1957 from the office of Dr. John Melvin Thomason, a general practitioner operating out of Bruce Hospital in Florence, SC.