Members of these associations are committed to maintaining the highest standards. They vouch for the authenticity of all items offered for sale. They provide expert and detailed descriptions, disclose all significant defects and/or restorations, provide clear and accurate pricing, and operate with fairness and honesty during the purchase experience.
Seller policies
Terms of sale
All items may be returned for a full refund for any reason within 14 days of receipt.
Shipping terms
Shipping costs are based on books weighing 2.2 LB, or 1 KG. If your book order is heavy or oversized, we may contact you to let you know extra shipping is required.
Discours de la Methode pour bien conduire sa Raison, & chercher la Verité dans les Sciences. Plus la Dioptrique, les Meteores, et la Geometrie. Qui sont des essais de cete Methode
Hardcover
First Edition
Signed
Used
Softcover
First Edition
Signed
Used
"Interferenz-Erscheinungen bei Röntgenstrahlen." - "Eine quantitative Prüfung der Theorie für den Interferenz-Erscheinungen bei Röntgenstrahlen." Offprint (containing both papers) from the Sitzungsberichte der Königlich Bayerischen Akademie der Wissenschaften Mathematisch-physikalische Klasse (1912)
Softcover
First Edition
Signed
Used
I. Autograph letter signed to James Stirling, in Latin, with five diagrams, Basel, 22 October 1729; II. Autograph letter signed to James Stirling, in Latin, Basel, 1 April 1733. [With:] STIRLING, James. Contemporary copy of Stirling's reply to Bernoulli's first letter, September 1730. [With:] MACHIN, John. Autograph letter signed to James Stirling, London, n.d. (between October 1729 and September 1730), responding to Bernoulli's first letter
First Edition
Signed
Used
De dissectione partium corporis humani libri tres. Una cum figuris, & incisionum declarationibus, Stephano Riverio Chirurgo compositis
First Edition
Signed
Used
Chirurgia è Graeco in Latinum conversa, Vido Vidio Florentino interprete, cum nonnullis eiusdem Vidij com[m]entariis
First Edition
Signed
Used
Neutronic reactor. Patent 2,708,656, application filed December 19, 1944, patented May 17, 1955. [Washington, DC]: United States Patent Office, [1955]. [With:] Neutronic reactor. Patent 2,807,581, application filed October 11, 1945, patented September 25, 1957. Ibid., [1957]
First Edition
Signed
Used
The structure of proteins: two hydrogen-bonded helical configurations of the polypeptide chain (co-author H. R. BRANSON); Atomic coordinates and structure factors for two helical configurations of polypeptide chains; The structure of synthetic polypeptides; The pleated sheet, a new layer configuration of polypeptide chains; The structure of feather rachis keratin; The structure of hair, muscle, and related proteins; The structure of fibrous proteins of the collagen-gelatin group; The polypeptide-chain configuration in hemoglobin and other globular proteins. Eight papers in a single offprint from: Proceedings of the National Academy of Sciences, Vol. 27, Nos, 4, 5, April, May 1951. [With:] Fundamental dimensions of polypeptide chains; Stable configurations of polypeptide chains. Two papers in a single offprint from: Proceedings of the Royal Society B, Vol. 141, No. 1, March 1953
First Edition
Signed
Used
First Edition
Signed
Used
Vegetable staticks: Or, an Account of some Statical Experiments on the Sap in Vegetables: Being an Essay towards a Natural History of Vegetation. Also, a specimen of an attempt to analyse the air, by a great variety of chymio-statical experiments; which were read at several meetings before the Royal Society
First Edition
Signed
Used
For Private Distribution. The following pages contains extracts from Letters addressed to Professor Henslow by C. Darwin, Esq. They are printed for distribution among the members of the Cambridge Philosophical Society .
First Edition
Signed
Used
Rerum Arithmeticarum Libri sex, quoru[m] primi duo adiecta habent scholia, maximi (ut coniectura est) Planudis. Item liber de numeris polygonis seu multiangulis. Opus incomparabile, verae arithmeticae logisticae perfectionem continens, paucis adhuc uisum. A Guil[lelmo] Xylandro Augustano incredibili labore Latine redditum, & commentariis explanatum, inque lucem editum. Ad illustriss. principem Ludovicum Vuirtembergensem
First Edition
Signed
Used
Selenotopographische Fragmente zur genaueren Kenntnis der Mondflache, ihrer erlittenen Veranderungen und Atmosphare, sammt den dazu gehorigen Specialcharten und Zeichnungen
