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

THE ORIGIN OF STATISTICAL MECHANICS: FIRST EDITIONS, JOURNAL ISSUES, IN ORIGINAL WRAPPERS, OF LUDWIG BOLTZMANN’S ATTEMPTS TO DERIVE THE SECOND LAW OF THERMODYNAMICS FROM THE BASIC PRINCIPLES OF MOLECULAR MECHANICS, AND HIS PROPOSAL OF THE “ERGODIC HYPOTHESIS.”. More

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

FIRST EDITION IN ORIGINAL CLOTH of Hamilton’s magnum opus. Hamilton’s invention of quaternions marked "a turning point in the development of mathematics" that "made possible the creation of the general theory of relativity" (Pickering; PMM). More

FIRST EDITION, SCARCE OFFPRINT, ONE OF MAXWELL’S MAJOR PAPERS ON GAS THEORY AND STATISTICAL MECHANICS. 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

IMPORTANT PAPERS – IN BOTH OFFPRINT AND JOURNAL FORMATS – RELATED TO VON NEUMANN’S PROOF OF THE ERGODIC THEOREM, A FUNDAMENTAL CONTRIBUTION TO OUR UNDERSTANDING OF THE FOUNDATIONS OF STATISTICAL MECHANICS AND THE ORIGINS OF THE SECOND LAW OF THERMODYNAMICS. More