Iron embrasure casing, drawings and description
National Park Service
Item Details
CreatorLorigan
Descriptive Information
LanguageEnglish
Description and drawings by Lorigan representing an appliance or casing to Embrasures. Lorigan writes that during the Siege of Forts Sumter, Wagner and Gregg on Morris Island SC, experience had shown that hides and similar coverings were insufficient to protect the work, and a Boiler plate casing was first suggested and tried with complete success, by Major T. B. Brooks.
Transcriptionto resist lateral pressure, and a similar bar can be inserted in and at top of the open end for the same purpose, if found necessary. The sole of the embrasure is laid on an inclination to coincide with the elevation of the piece, and the wings are adapted to the inside Batter of the Parapet. These wings prevent the casing from being blown out by the force of the blast. The cheeks are attached to the sole by being riveted to angle iron, and the wings are fastened to the cheeks in a similar manner. The entire may be anchored back to the [????] and Parapet if required. See Report of Capt. [Captain] Joe J. Comstock [illegible] 3rd R. I. [Rhode Islane] Art. [Artillery] [key to diagram] a-Sole of embrasure. b.b.-cheek pieces. c.c.-wings d.-door. e.-covering to slot. f.-tightening screw. g.-swing bar and cheek stay. h.h.-hinges. i.i.i.-angle iron. k.-lever staff on rod. Total weight-468 lbs.
TopicsSouth Carolina--History
United States--History--Civil War, 1861-1865
Artillery operations
Fort Sumter National Monument (Agency : U.S.)
United States--History--Civil War, 1861-1865
Artillery operations
Fort Sumter National Monument (Agency : U.S.)
Physical Descriptions
Mediumcommercial correspondence
TypeStill Image
Formatimage/jpeg
Contributing Institutions
Identifiers
Digital Identifiersmt_brooks476_051_002
Permanent Linkhttp://purl.clemson.edu/23825BD4A17C32BD9ECDFCF5777CAE6E
Batch ID20180328174717