"Notes on the Madeira River Connection" is a detailed study of the legendary river in the Amazon basin, written by the eminent Brazilian engineer and geologist Antonio Pereira Reboas. In his book, the author describes in detail the history of the development and importance of the Madeira River as an important trade artery and communication route in the central and southern part of South America. Rebois examines not only the natural aspects of the river, but also the influence of its waterway on the culture and economy of the region. This book expands our understanding of the importance of waterways in the development of civilization and becomes a valuable source of knowledge about Brazilian nature and history."