30x Postcard Hancock Avenue Gettysburg NATIONAL MILITARY PARK NATIONAL MILITARY PARK Hancock Avenue Cannons and monuments line the way along Hancock Avenue, located on Cemetery Ridge. On February 11,1895, congressional legislation was signed to establish Gettysburg National Military Park as a memorial dedicated to the armies that fought in that great three day battle. The park incorporates nearly 6,000 acres, with 26 miles of park roads and over 1,400 monuments, markers and memorials. Photographer - Terry Donnelly this postcard has white borders Postcard size 4 x 6