We are pleased to announce that the issues of the Cahiers de Topologie et Geometrie Differentielle Categoriques, from Volume L (2009) to LV (2014) included, are now freely downloadable from the internet site of the Cahiers: http://ehres.pagesperso-orange.fr/Cahiers/Ctgdc.htm through the hperlink on Recent Volumes. In the future the issues of the Cahiers will become freely available on the site of the Cahiers two years after their paper publication. We recall that papers published up to Volume XLIX are accessible on the NUMDAM site. Moreover, the 7 volumes of Charles Ehresmann: Oeuvres completes et commentees (edited by A. Ehresmann from 1980-83 as Supplements to the Cahiers) are now also freely downloadable from the site http://ehres.pagesperso-orange.fr/C.E.WORKS_fichiers/C.E_Works.htm These 2 sites are included in the site of Andree Ehresmann http://ehres.pagesperso-orange.fr/ and they can also be accessed through hyperlinks on its first page. Sincerely Andree Ehresmann, Marino Gran and Rene Guitart, Chief-Editors of the Cahiers [For admin and other information see: http://www.mta.ca/~cat-dist/ ]