Historians cannot re-shape, revisit, re-calculate or return to past events in any other way (“Bill and Ted’s Excellent Adventure” or The Magic Treehouse notwithstanding), so we have to approach readin...Historians cannot re-shape, revisit, re-calculate or return to past events in any other way (“Bill and Ted’s Excellent Adventure” or The Magic Treehouse notwithstanding), so we have to approach reading the documents historical actors left us very carefully. Developing the ability to read and interpret a range of different primary sources is central to writing history; students assigned an historical research paper will want to pay particular attention to this aspect of historical analysis.