Harper's New Monthly Magazine has moved!
As of March, 2018, Harper's New Monthly Magazine, part of the Cornell University Library's Making of America collection, has been moved to Hathi Trust (https://babel.hathitrust.org/cgi/mb?a=listis&c=1930843488). Click on "Home" for more details.
To locate the item that you are looking for, go to:
https://catalog.hathitrust.org/Record/008919716.