Keywords: 18th MA Infantry MN162-B.jpg en 18th Massachusetts Infantry Monument Sickles Avenue Gettysburg Battlefield National Park Service http //www hscl cr nps gov/insidenps/report asp STATE PA PARK STRUCTURE SORT RECORDNO 751 NPS photographer 2004-01-23 PD-USGov Battle of Gettysburg memorials Massachusetts 018 PD-USGov |