Letter, 1863 September 19, James Wallace to Brooks, on Parrott gun elevations

• Main Author: : James Wallace
• Format: Still Image
• Language: English
• Published: 1863
• Subjects: South Carolina > History; United States > History > Civil War; 1861-1865; Artillery operations; Fort Sumter National Monument (Agency : U.S.); Morris Island
• Online Access: http://openparksnetwork.org/single-item-view?oid=OPN_NS:133363579EF7C6F8E8E9BB67646303C1

Letter to Brooks from James Wallace, reporting elevations of Parrott guns used in the Naval Battery against Fort Sumter, and discussing recoil of guns and how recoil affects elevation.