Scope and Content From the Collection: The collection contains two volumes of Harper's Weekly publications from 1863 and 1864, including several Winslow Homer woodcuts and Thomas Nast cartoons, collected by John Patrick Callaghan. The 1863 volume covers the weeks of January 3rd through December 26th. This box also contains a folder with several news-clippings found inside the volumes. The 1864 volume covers the weeks of January 2...