The book published in 2006 inside of the Collection Museum, Memory and Citizenship was produced initially as dissertao of Mestrado still in the decade of 80. Divided in two parts, one of them dedicated one to the National Historical Museum, is composed of four chapters and nine parts and to other, dedicated to the Imperial Museum of Petrpolis, count on three chapters and four parts. Looking for to launch a sociological and historiogrfico look on the subject ' ' Colees and Museus' ' , using as example museums Historical National and Imperial of Petrpolis, both located in Rio De Janeiro, searchs to trace parallel on forms and languages distinct used for both, in different periods, and to show that although will partilharem the same classroom of the Historical Museums they act of distinct form, since the moment of the acquisitions of its quantity, passing for its agreement and determining the notion of History approaches that them and distance at the same time. In the first part of the book, it is declined in historical consideraes of creation of the MHN, dividing its administration at three moments (1922 the 1984) and describing the moment politician who guides its creation. It is used of parameters as ' ' museum-memria' ' , ' ' museum-narrativa' ' , that they are supplanted in the time, to describe the philosophy that coats the focus of its expositions. Translating these languages by means of a visualization it accomplishes of the treatment of the relics, determines the form to see the world of the MHN in its first years, when history is counted through heroes and outlaws of nationalistic form, where the objects are the reason to count a fact and to enaltecer the past, by itself, without sending to us the critical one to it of the shock with the gift. It has a concern in fixing the essences of the thought politician and its ancestry on the museolgico/museogrfico aspect. . If you would like to know more then you should visit Jonas Samuelson.