FIRST EDITIONS, journal issues, of Babbage's two most important contributions to mathematics, essentially founding the general theory of the calculus of functions. More

FIRST EDITION, COMMERCIAL OFFPRINT ISSUE, of Einstein’s breakthrough work on general relativity: the famous “Entwurf” paper. More

EXTREMELY RARE FIRST EDITION of Fermat's Collected Works, containing the first publication of most of his work. More

SCARCE FIRST EDITION of one of the most significant works in the prehistory of calculus. With the rare errata leaf present in two variant states. More

FIRST EDITION OF THE FIRST TEXTBOOK ON PROBABILITY THEORY. More

FIRST EDITION IN ORIGINAL WRAPPERS of one of Nash's most important papers. More

FIRST EDITION of MacLaurin's most important work, including a strong defense of Isaac Newton and the first full presentation and development of Newton's calculus. The William Jones- Macclesfield copy. More

FIRST EDITION of one of the most important papers in the history of statistics, introducing the ‘chi-squared’ test of goodness of fit, "one of the most useful of all statistical tests" and "one of Pearson's greatest single contributions to statistical methodology" (DSB). More