VINYL AND ALLIED POLYMERS VOLUME I
Written by P.D. Ritchie.
Stock no. 2121106
Published by Iliffe Books Ltd.. 1st 1968. Very good condition in a very good dustwrapper.

Aliphatic Polyolefins and Plydienes: Fluoro-olefin Polymers. Published for The Plastics Institute. Edited by P.D. Ritchie. The first of a three-volume series dealing with the chemistry and tehnology of the vast family of Vinyl and Allied Polymers. Blue leatherette cloth boards, gilt title to spine. 280 pages including index. Light marks to endpapers. Text block browned. Previous bookseller's price label to rear endpaper. Else contents clean. Dustwrapper is faded to spine, with some light scuffing.

WITHIN AND WITHOUT THE GEOMETRY OF KNOTS
Written by A.A. Ball.
Stock no. 2121093
1972. Very good condition.

Large format. Black cloth, gilt title to spine. Submitted by A.A. Ball for the degree of Doctor of Philosophy in the University of East Anglia October, 1972. Privately produced thesis. A few marks to covers. One or two ink amendments to pages. A couple of pages are uncut.

VISUAL MOTION OF CURVES AND SURFACES
Written by Roberto Cipolla; Peter Giblin.
Stock no. 2121091
Published by Cambridge University Press. 1st 2000. Slightly better than very good condition.

Large format. Pictorial covers. In this book, the authors describe recent research aimed at recovering the three-dimensional shape of surfaces from image sequences of their 'outlines'. ISBN: 052163251X. Light bumping to top and tail of spine.

PRIMES AND PROGRAMMING
Written by Peter Giblin.
Stock no. 2121083
Published by Cambridge University Press. 1st 1993. Slightly better than very good condition.

An introduction to number theory with computing. Pictorial card wraps. ISBN: 0521409888. SIGNED by author, with dedication to a previous owner to half-title page. Light creasing to a couple of corners.

INVARIANT DE HOPF ET OPERATIONS COHOMOLOGIQUES SECONDAIRES (2 VOLUMES)
Written by Henri Cartan; Michel Zisman; et al.
Stock no. 2121037
Published by Secretariat Mathematique Paris. 2nd 1959. Very good condition.

Large format. Card wraps. Cloth spines. Text in French. Title: Invariant of Hopf and secondary cohomological operations. 2nd edition. Seminar of Henri Cartan 11th year, 1958-1959. Rust marks to spines. Some grubby marks to covers. Foxing to outer page edges.

PERIODICITE DES GROUPES D'HOMOTOPIE STABLES DES GROUPES CLASSIQUES, D' APRES BOTT (VOLUME 2)
Written by Henri Cartan; Michel Zisman; John C. Moore; et al.
Stock no. 2121036
Published by Secretariat Mathematique Paris. 2nd 1961. Very good condition.

Large format. Card wraps. Cloth spine. Text in French. Title roughly translates to: Periodicity of stable homotopic groups of conventional groups, according to Bott. Fascicule 2 (exposes 10 a 18). 2nd edition, corrected. Seminar of Henry Cartan 12th year: 1959/60. A couple of rust marks to spine. Light edge-creasing. Some browning. Foxing to outer page edges.

PERIODICITE DES GROUPES D'HOMOTOPIE STABLES DES GROUPES CLASSIQUES, D' APRES BOTT (VOLUME 1)
Written by Henri Cartan; Michel Zisman; John C. Moore; et al.
Stock no. 2121027
Published by Secretariat Mathematique Paris. 2nd 1961. Very good condition.

Large format. Card wraps. Cloth spine. Text in French. Title roughly translates to: Periodicity of stable homotopic groups of conventional groups, according to Bott. Fascicule 1 (exposes 1 a 9). 2e edition, corrigee. Seminar of Henry cartan 12th year: 1959/60. A few marks to covers; chipping to a couple of edges. Foxing to outer page edges.

QUELQUES QUESTIONS DE TOPOLOGIE
Written by Henri Cartan; et al.
Stock no. 2121026
Published by Secretariat Mathematique Paris. 1958. Very good condition.

Large format. Card wraps. Cloth spine. Text in French. Title: Some topology questions. Seminar of Henri Cartan 9th year: 1956/57. Rust marks coming through cloth spine, from staples beneath. Creasing to corners. A few grubby marks to covers. Foxing to outer page edges.

VARIETES DE PICARD
Written by C. Chevalley; Pierre Gabriel; et al.
Stock no. 2121025
Published by Secretariat Mathematique Paris. 1960. Very good condition.

Large format. Card wraps. Cloth spine. Text in French. Title: Varieties of Picard. From Seminars by Chevalley. Some grubby marks to covers. Bump to spine. Rust mark to top of spine. Some foxing, mostly to outer page edges.

AMERICAN MATHEMATICAL SOCIETY TRANSLATIONS SERIES 1 VOLUME 7
Written by M.M. Postnikov; V.G. Boltyanskii.
Stock no. 2121021
Published by American Mathematical Society. 1960. Slightly better than very good condition.

Grey cloth with gilt titles. Contains: Investigations in homotopy theory of continuous mappings. I. The Algebraic Theory of Systems. II. The Natural System and Homotopy by Postnikov. Also contains: Homotopy Theory of Continuous Mappings and of Vector Fields by Boltyanskii. Light wear to spine and a couple of corners. Light page browning, with a little foxing to endpapers and outer page edges.

ABRISS EINER THEORIE DER FUNCTIONEN EINER COMPLEXEN VERANDERLICHEN UND DER THETAFUNCTIONEN
Written by Johannes Thomae.
Stock no. 2120899
Published by Verlag Von Louis Nebert. 3rd 1890. Good condition.

Large format. Leather spine and corners. Marbled boards. Text in German. Title: Sketch of a theory of the functions of a complex variable and theta functions. 3rd enlarged edition. Backstrip has completely come away from spine; is now in two pieces inside book. Joints split. Uneven fading and wear to corners as well. Foxing to outer page edges. A few margin marks. Contents are generally still very good.

SEMINAR ON COMBINATORIAL TOPOLOGY CHAPTER 7: ENGULFING
Written by E.C. Zeeman.
Stock no. 2120898
Published by Institut Des Hautes Etudes Scientifiques. 1965. Very good condition.

Stapled card wraps. Revised edition 1965. Staples to binding have rusted. A few marks to covers. Foxing to outer page edges.