forgotten or lost) ones. Primary sources, whether accurate or not, offer new input into historical questions and most modern history revolves around heavy use of archives and special collections for the purpose of finding useful primary sources. A work on history is not likely to be taken seriously as a scholarship if it only cites secondary sources, as it does not indicate that original research has been done.

However, primary sources - particularly those from before the 20th century - may have hidden challenges. "Primary sources, in