18 lugl 1850 anni - Gennadi introduce "información" en el concepto de bibliografía.

Descrizione:

En Europa del Este, entre 1850 y 1880, Gennadi un bibliógrafo y bibliófilo ruso, decía que la bibliografía "In the strict sense and narrow of the word is book descrption. Its task is to make known, describe, and give the history of books and manuscripts. It can consist of information about particular collection of books."