EUROPEAN COLLOQUIUM on CATEGORY THEORY in Tours (France) ---- ECCT ---- FIRST ANNOUNCEMENT (November 4th 1993) A European Colloquium on Category Theory (ECCT) is planned in TOURS (France) from July 22nd to July 29th, the week before the International Congress of Mathematics in Z\"urich. Mathematicians present in Europe at that time are most welcome to pre-register now. Having an estimate of the participation is important for us at this stage of the organiza- tion To pre-register, you must proceed as follows: Register on the ECCT list: send an e-mail to ECCT-request@univ-tours.fr, with the following line in the body of the message (do not put a subject in this e-mail). SUBSCRIBE When pre-registering, you will automatically be sent all pertaining information as the organization progresses. For any further inform- ation, contact Pierre Damphousse or Ren\'e Guitart at : damphous@univ-tours.fr or guitart@univ-tours.fr ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++