In English

See www.Freud2Lacan.com/Lacan

Translated by Anthony Chadwick, Available as follows:

Seminar XXVI : 21st November 1978 (66. Seminar 26: La topologie et le temps—a translation of the first session) & (46. Seminar 26-La topologie et le temps: Sessions: 1)

Seminar XXVI : 12th December 1978 (46. Seminar 26-La topologie et le temps: Sessions: 2)

Seminar XXVI : 19th December 1978 (46. Seminar 26-La topologie et le temps: Sessions: 3)

Seminar XXVI : 9th January 1979 (46. Seminar 26-La topologie et le temps: Sessions: 4)

Seminar XXVI : 16th January 1979 (46. Seminar 26-La topologie et le temps: Sessions: 5)

Seminar XXVI : 20th February 1979 (46. Seminar 26-La topologie et le temps: Sessions: 6)

Seminar XXVI : 13th March 1979 (46. Seminar 26-La topologie et le temps: Sessions: 7)

Seminar XXVI : 20th March 1979 (46. Seminar 26-La topologie et le temps: Sessions: 8)

Seminar XXVI : 5th May 1979 (46. Seminar 26-La topologie et le temps: Sessions: 9)

Alain Didier-Weil speaks during this session

Seminar XXVI : 15th May 1979 (46. Seminar 26-La topologie et le temps: Sessions: 10)

A dialogue between Jean-David Nasio and Jean-Michel Vappereau.

An English translatioin of this session was published, translated by Boris Belay in Disseminating Lacan edited by David Pettigrew and François Raffoul; SUNY Press, 1996 pp23-42, which does not contain the responses of Jean-Michel Vappereau. (For further on Vappereau see this site, LW.org/5 Other Authors A-Z or www.LacanianWorksExchange.net /Other authors a-z or https://web.archive.org/web/20201001033226/http://www.lacanianworks.net/?cat=407)

In French, La topologie et le temps. There are 10 sessions and audio tapes available http://www.valas.fr/Jacques-Lacan-La-topologie-et-le-temps-1978-1979-en-francais-et-en-espagnol,203 published at www.valas.fr