Rvai nagy lexikona; az ismeretek enciklopdija; Volume 4

A comprehensive encyclopedia of knowledge, covering a range of subjects from science and technology to politics and culture. Originally published in Hungary, this edition has been fully translated and adapted for an English-speaking audience. With over 100,000 entries and 1,800 illustrations, this is an essential reference work for anyone interested in expanding their knowledge and understanding of the world.

This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it.

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