Abstract. — 2. Pleading and proposals for the edification of a graphic data base. The setting up an informatic method of lecture of the records implicates, to enrich the stock or to exploit it, a system of management of the card - indexes elaborated in that manner. The whole of these two elements makes up an automatic library liable to become in a near future a graphic data base exploited by a system of computers. This orientation compels to privilege the criterions of simplicity and easiness of management without however neglecting the aspect of efficiency. Then, the proposed system will chance to collect the approbation of a good many potential users and, consequently, this undertaking will be valorized.