Bausch & Lomb Professional Model with graduated circular mechanical stage, lever inclination lock, coarse focus with drawtube and reank & pinion, rear pillar fine focus, and plano concave mirror. A nice large professional microscope in good condition. Offered by Esoterica Curiosa: Dale Beeks, specialist collector, purveyor & curatorial consultant of..... More

1925. 1st Edition. Full volume. FIRST EDITIONS OF THREE IMPORTANT PAPERS: (1) WALTHER BOTHE AND HANS GEIGER show that energy is conserved in quantum interactions. (2) WALTER ELSASSER proposes the Davisson-Germer experiment. (3) GEORGE UHLENBECK & SAMUEL GOUDSMIT introduce the concept of electron spin. BOTHE & GEIGER, in this paper..... More

New York: Orange Judd, 1868. 1st American Edition. Two volume FIRST AMERICAN EDITION of “ONE OF DARWIN’S MOST INFLUENTIAL AND WIDE-RANGING BOOKS. IT IS ALSO HIS LONGEST AND MOST DETAILED WORK” (Freeman, The Works of Charles Darwin, 879). It is also “the only section of Darwin's big book on the..... More

London: Richard and John E. Taylor, 1847. 1st Edition. FIRST EDITION, FULL VOLUME, OF THE EARLIEST DEFINITIVE ANALYSIS OF THE PROPER MOTION OF THE SOLAR SYSTEM; Thomas Galloway was a Scottish mathematician; this paper was the most important of his career and won him the prestigious Royal Medal. The ‘Proper..... More

Lancaster: American Physical Society. 1st Edition. FIRST EDITION IN ORIGINAL PRINTED WRAPS OF TWO PAPERS: DONALD GLASER’S BRIEF 1952 ANNOUNCEMENT OF HIS FIRST EXPERIMENT WITH HIS BUBBLE CHAMBER & HIS 1953 PAPER FULLY DESCRIBING HIS INVENTION AND SUMMARIZING ITS USE IN OBSERVING AND PHOTOGRAPHING THE TRACKS AND LIFETIMES OF PARTICLES..... More

London: Taylor and Sons. 1st Edition. RARE OFFPRINT OF JOSEPH LOCKYER'S DISCOVERY OF HELIUM ON THE SUN. ORIGINAL PAPER WRAPS, FINE CONDITION. 6 PLATES. An “offprint” is a separately published and bound issue of the journal paper in question. Usually these are printed for the given authors and for authors..... More

Paris: A. Maloine, 1897. 1st Edition. SCARCE FIRST EDITION OF AN EARLY WORK ON X-RAYS BY 19th MEDICAL PHOTOGRAPHER, FÉLIX MÉHEUX. SIGNED PRESENTATION COPY IN ORIGINAL WRAPS. Félix Méheux (1838–1908) was a medical photographer and an outstanding illustrator and colorist at the Hôpital Saint-Louis from 1884 to 1904. This pamphlet..... More

Easton, PA. National Academy of Sciences. 1st Edition. FIRST EDITION OF THREE OF SEVEN PAPERS BY PAULING AND COREY ON THE MOLECULAR STRUCTURE OF PROTEINS. A decade before x-ray crystallography first revealed the structures of proteins, Pauling and Corey deduced their main structural features: the 'alpha-helix,' the 'gamma helix' and..... More

1865. 1st Edition. FIRST EDITIONS, FIRST PRINTINGS, BOTH IN ORIGINAL WRAPS, OF TWO PAPERS BY PLÜCKER RECONSTRUCTING ANALYTICAL GEOMETRY, “HERALDING THE ERA OF LINE AND PROJECTIVE GEOMETRY” and introducing the Plücker coordinates which abandoned the use of Cartesian coordinates in a plane in favor of a system of three coordinates..... More

Paris: Gauthier-Villars, 1894. 1st Edition. ORIGINAL WRAPS, FIRST EDITIONS OF TWO PAPERS (July 9, 1894 & July 23, 1894) IN WHICH THE FRENCH ASTRONOMERS PIERRE HENRI PUISEUX AND MAURICE LOEWY DETAIL THE PIONEERING WORK THAT LEAD TO THEIR SEMINAL LUNAR ATLAS, A WORK REGARDED AS 'THE ULTIMATE ACHIEVEMENT OF NINETEENTH-CENTURY..... More

Florence: Onofri, 1674. THIRD EDITION OF FRANCESCO REDI'S MASTERPIECE REFUTING SPONTANEOUS REGENERATION, first published in 1668. "A milestone in the history of modern science," Redi's book outlines the first series of experiments to disprove 'spontaneous generation' -- "a theory also known as Aristotelian abiogenesis" (Wikipedia). Redi's seminal work includes 39..... More

New York: Institute of Radio Engineers, 1949. 1st Edition. TRUE FIRST EDITION IN ORIGINAL PRINTED WRAPS OF CLAUDE SHANNON’S MATHEMATICAL PROOF & REFINEMENT OF NYQUIST’S SAMPLING THEOREM (now Nyquist-Shannon), “THE BACKBONE OF MODERN COMMUNICATIONS” (Gran, Numerical Computing, 136). Following this publication, the paper appeared in Bell Telephone’s Technical Publications. Shannon’s..... More