Our intention is to share in the pages above the common methodological concerns to thehistorians, professionals or not, while doing their work, especially in the beginning of aresearch, as is our case. We will raise issues related to reflection about the best way toachieve relevant information regarding the research object from the documents, so thatthe results are worthy of plausibility. Within this debate, the "objectivity" in the work ofthe historian and the pretense of scientific history arouse much or our interest,considering it is an inexhaustible subject and generated countless theories over the lastthree centuries. Key-words: Objectivity, Intersubjectivity, History, Science, Historical Research