Instructions to engineer officers, General Gillmore, envelope, August 22 [Verso]
National Park Service
Letter to Brooks from the Assistant Quartermaster's office, Lexington (K.Y.), 1863 July 22, page 1
Fort Sumter and Fort Moultrie National Historical Park
Letter, 1862 July 29, Brooks (Hilton Head) to James Hall (Hilton Head), page 1
National Park Service
Data from experiments on sand, sand bags, etc. and work relating to siege works, Morris Island, July-September 1863
National Park Service
Tables of data from experiments measuring weights of dry and wet sand, data showing penetration of Sharps, Enfields, and Spencer Rifles and Coehorn mortar shells into materials such as sand bags, sand bags filled with cotton, fascines, and pine. Also contains tables of data showing how much dirt can be dug by men in a period of time.
Data from experiments on sand, sand bags, etc. and work relating to siege works, Morris Island, July-September 1863
National Park Service
Tables of data from experiments measuring weights of dry and wet sand, data showing penetration of Sharps, Enfields, and Spencer Rifles and Coehorn mortar shells into materials such as sand bags, sand bags filled with cotton, fascines, and pine. Also contains tables of data showing how much dirt can be dug by men in a period of time.
Brooks to Crane and Chandler, instructions to clear sap of all obstacles, August 24 1863
National Park Service
Instructions sent to Crane and Chandler by order of Brooks, that they will twice in each turn of duty examine the whole line of trenches from the 1st Parallel to the Head of the Sap, clearing it of all obstacles. Brooks also writes that obstructions put in by the Guard must be removed by them, or their refusal to do so reported.
Instructions for the officers in charge of the Engineer Depot, September 17 1863
National Park Service
Letter to Brooks from Baldwin on the material and sewing of sand bags
National Park Service
Letter to Brooks from Baldwin reporting that gunny cloth was used to make the sand-bags used in seige operations, and that the bags were sewn with cotton twine. He reports sand bags are now sewn using a lock-stitch, which retains its hold.
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