RUSSELL, Bertrand. The Principles of Mathematics. London, [1951]. Second edition. -- CLAGETT, Marshall. Archimedes in the Middle Ages Vol. I The Arabo-Latin Tradition. Madison, Philadelphia, 1964-1984. 5 parts in 10 volumes. -- MILLER, Johann. Regiomontanus on Triangles. Barnabas Hughes, translator. Madison et al, 1967. -- James & James. Mathematics Dictionary. Princeton, NJ et al, 1968. Third edition, Multilingual edition. -- Together, 5 works in 13 volumes, all 8vo, all in original cloth with original dust jackets, most FIRST EDITION, condition generally good. Complete list available upon request.