“Physikalischer Grundlagen einer Gravitationstheorie” [and] MARCEL GROSSMANN. “Mathematische Begriffsbildungen zur Gravitationstheorie.” Offprint from Vierteljahrsschrift der Naturforschenden Gesellchaft in Zürich. Zurich, 1913
FIRST EDITION, the rare offprint with “Überreicht von den Verfassern.” printed on the front wrapper. In 1912 Einstein moved back to Zürich from Prague. Aware of the analogy between Gauss’s surface theory and the space-time Einstein was introducing in his new theory of gravitation, he wished to find a four-dimensional version of Gauss’s theory. Einstein recalled,
“I like this photograph much better than any other which has been taken of me.” – Darwin on the Cameron portrait(DARWIN, CHARLES.) Cameron, Julia Margaret
Charles Darwin. London, London, 
THE GREAT DARWIN PORTRAIT, Julia Margaret Cameron’s 1868 portrait of Darwin is probably the most famous photograph of a 19th-century scientist. Darwin remarked, “I like this photograph much better than any other which has been taken of me.”
ADAMS ,JOHN COUCH
An Explanation of the Observed Irregularities in the Motion of Uranus, on the Hypothesis of Disturbances caused by a more Distant Planet. London: Published by the Society, 1847.
The discovery of Neptune is highlighted by two singular features: that its existence was correctly surmised on a theoretical prediction, and the contention between its contemporaneous discoverers, British astronomer John Adams and French mathematician Urbain Le Verrier.
The Psychological Portrait: Marcel Sternberger’s Revelations in Photography. Foreword by Phillip Prodger.. New York: Skira Rizzoli, 2016
First edition, one of 100 copies of the Deluxe Estate Edition, signed and numbered by the author and accompanied by your choice of one of four 8 x 10 inch archival pigment photographs (Einstein, Freud, Shaw, or Kahlo).