Albert Einstein: Philosopher-Scientist. Evanston: Library of Living Philosophers, 1949

FIRST EDITION. One of 760 numbered copies signed and dated by Einstein.

$18,500

Some Account of the Pennsylvania Hospital; From its First Rise, to the Beginning of the Fifth Month, called May, 1754. Philadelphia: B. Franklin and D. Hall, 1754

FIRST EDITION of Benjamin Franklin’s account of the Pennsylvania Hospital, the first hospital established in the British colonies, co-founded by Franklin with his friend Dr. Thomas Bond. It remains a leading medical institution in Philadelphia.

$17,500

The World as I See It. New York: Philosophical Library, (c.1949)

Signed and dated 1950 by Albert Einstein on the front free endpaper.

$13,500

Catalogue of the celebrated collection of works of art and vertu known as “The Vienna Museum,” the property of Messrs. Lowenstein Brothers, of Frankfort-on-the-Main. London: Christie, Manson & Woods, 1860

This important volume is “the earliest photographically illustrated auction catalogue” (Gernsheim, Incunabula, 122). It contains 36 photographs on salted paper by Hermann Emden of Frankfurt.

$12,000

Signed photograph of Watson and Crick with their three-dimensional model of the double-helix DNA molecule. Anthony Barrington, 1953, printed later

Signed by Watson and Crick in the white lower margin. The discovery of the structure of DNA was the cornerstone event in modern genetics and biology and one of the greatest scientific discoveries of all time.

$9,500

Two 16 mm films of the first Russian and the first American to walk in space. No place, 1965

Films of the space walks of Aleksei Leonov and Edward White.

$9,500

Autograph note signed. No place, no date c. 1950

Einstein writes in German, “This for the unlikely event that you would need it as much as I. With warm regards to all of you Your A. Einstein” (“Dies für den unwahrscheinlichen Fall, dass Sie es ebenso notwendig hätten als ich. Mit herzlichen Grüßen an Sie alle / Ihr A. Einstein”).

on hold: $7,500

The Double Helix. In Atlantic Monthly. Boston, January and February 1968

FIRST EDITION of The Double Helix, preceding the publication in book form in late February 1968. Signed by James Watson on the front cover of each issue.

$4,800

On the Origin of Species: or, the causes of the phenomena of organic nature. New York: Appleton, 1863

FIRST AMERICAN EDITION. From the library of Millard Fillmore, 13th president of the United States (1850-1853), with his signatures dated May 22, 1863 on the title and on the front pastedown.

$4,500

Sexual Behavior in the Human Male. Philadelphia: Saunders, 1948

FIRST EDITION of this classic, a book that helped usher in the sexual revolution.

$3,500