, the Harvard OA repository, with the versions of record published in journals: "By and large, the copyediting did not result in any major improvements of the manuscripts as they appear at the DASH site. As with the technical editing done for STM journals...the vast majority of changes made were for the sake of enforcing a house formatting style and cleaning up a variety of inconsistencies and infelicities, none of which reached into the substance of the writing or affected the meaning other than by adding a bit more clarity here and there. More problematic from the viewpoint of scholarly rigor are the errors in citation and inaccuracies in quotation. As noted in my earlier article, mistakes like these have a way of being repeated since people will often not take the trouble to go back to the original texts but merely trust the authors of these articles to have given the right information about page numbers, dates of publication, authors' names, and the like and to have accurately transcribed passages from the sources used. Unfortunately, these are just the kinds of errors that are seldom caught by copyeditors either because the extra work involved in discovering them to be errors is usually not considered to be justified by the publishers who pay the copyeditors." Also see comments on the Thatcher study by 