![Reconnoissance of Wilmington River and St. Augustine Creek from Wassaw Sound to Savannah River, Georgia, By the Hyd Party under the direction of C. O. Boutelle, Asst., C. S., December 1864 [with inset plans of] Fort Thunderbolt...Battery on Turner's Rocks...[and the] Fort on Causten's Buff...by Eugene Willenbucher, December 1864.](https://cache.getarchive.net/Prod/thumb/cdn10/L3Bob3RvLzE4NjQvMTIvMDEvcmVjb25ub2lzc2FuY2Utb2Ytd2lsbWluZ3Rvbi1yaXZlci1hbmQtc3QtYXVndXN0aW5lLWNyZWVrLWZyb20td2Fzc2F3LXNvdW5kLWM5YzEyMy0xMDI0LmpwZw%3D%3D/40/57/webp "Reconnoissance of Wilmington River and St. Augustine Creek from Wassaw Sound to Savannah River, Georgia, By the Hyd Party under the direction of C. O. Boutelle, Asst., C. S., December 1864 [with inset plans of] Fort Thunderbolt...Battery on Turner's Rocks...[and the] Fort on Causten's Buff...by Eugene Willenbucher, December 1864.")
Reconnoissance of Wilmington River and St. Augustine Creek from Wassaw...
"Fortifications Map File" Plans of Military Forts
![Stevenson, Ala., Showing the Defenses of the Post erected after Plans of Col. Merrill, Chief Engr., D[epartment of the] C[umberland]. By Major P. V. Fox, 1st Mich. Engr's. Surveyed & Plotted by 1st Lieut. C. A. Ensign, 1st Mich. Engr's. September 1864.](https://cache.getarchive.net/Prod/thumb/cdn10/L3Bob3RvLzE4NjQvMDkvMDEvc3RldmVuc29uLWFsYS1zaG93aW5nLXRoZS1kZWZlbnNlcy1vZi10aGUtcG9zdC1lcmVjdGVkLWFmdGVyLXBsYW5zLW9mLWNvbC1tZXJyaWxsLTY3ZDZjNC0xMDI0LmpwZw%3D%3D/40/31/webp "Stevenson, Ala., Showing the Defenses of the Post erected after Plans of Col. Merrill, Chief Engr., D[epartment of the] C[umberland]. By Major P. V. Fox, 1st Mich. Engr's. Surveyed & Plotted by 1st Lieut. C. A. Ensign, 1st Mich. Engr's. September 1864.")
Stevenson, Ala., Showing the Defenses of the Post erected after Plans ...
"Fortifications Map File" Plans of Military Forts Public domain scan of a plan of settlement buildings, free to use, no copyright restrictions image - Picryl description
No. 2. Siege Operations at Spanish Fort, Mobile Bay, by the U.S. Force...
"Fortifications Map File" Plans of Military Forts
![Batteries for Entrenchment on south side and Batteries on north side, Conowingo Bridge, Susquehannah [sic] River; Md. [Panel of plans and sections.]](https://cache.getarchive.net/Prod/thumb/cdn10/L3Bob3RvLzE4NjQvMTEvMjQvYmF0dGVyaWVzLWZvci1lbnRyZW5jaG1lbnQtb24tc291dGgtc2lkZS1hbmQtYmF0dGVyaWVzLW9uLW5vcnRoLXNpZGUtY29ub3dpbmdvLTEyNTM3Ni0xMDI0LmpwZw%3D%3D/40/67/webp "Batteries for Entrenchment on south side and Batteries on north side, Conowingo Bridge, Susquehannah [sic] River; Md. [Panel of plans and sections.]")
Batteries for Entrenchment on south side and Batteries on north side, ...
"Fortifications Map File" Plans of Military Forts Public domain scan of architectural plan, map, free to use, no copyright restrictions image - Picryl description
![Plan of Siege Operations Against Fort Morgan by the U.S. Forces, under Maj. Genl. Gordon Granger, Aug. 1864. Capt. John C. Palfrey, Corps of Engrs., Lt. A. H. Burnham, [and] Lt. Chs. J. Allen, Corps of Engrs., in charge of works. Surveyed and Drawn by Capt. W. H. Wheeler [and] Lt. S. E. McGregory, Co. A., 96 U.S.C.I. Engr. Troops. Litho. in the Office of the Chief Engineer, Dept. of the Gulf.](https://cache.getarchive.net/Prod/thumb/cdn10/L3Bob3RvLzE4NjQvMDgvMDEvcGxhbi1vZi1zaWVnZS1vcGVyYXRpb25zLWFnYWluc3QtZm9ydC1tb3JnYW4tYnktdGhlLXVzLWZvcmNlcy11bmRlci1tYWotZ2VubC1hOWU4MTktMTAyNC5qcGc%3D/40/28/webp "Plan of Siege Operations Against Fort Morgan by the U.S. Forces, under Maj. Genl. Gordon Granger, Aug. 1864. Capt. John C. Palfrey, Corps of Engrs., Lt. A. H. Burnham, [and] Lt. Chs. J. Allen, Corps of Engrs., in charge of works. Surveyed and Drawn by Capt. W. H. Wheeler [and] Lt. S. E. McGregory, Co. A., 96 U.S.C.I. Engr. Troops. Litho. in the Office of the Chief Engineer, Dept. of the Gulf.")
Plan of Siege Operations Against Fort Morgan by the U.S. Forces, under...
"Fortifications Map File" Plans of Military Forts
![Fort Pickens, Fla., [and vicinity]. Showing the positions and strength of the Enemy's Batteries, so far as known by actual observation, and also of our own sand Batteries. [Signed] Lt. Walter McFarland, U. S. Corps Engineers, Fort Pickens, June 10, 1861.](https://cache.getarchive.net/Prod/thumb/cdn10/L3Bob3RvLzE4NjEvMDYvMTAvZm9ydC1waWNrZW5zLWZsYS1hbmQtdmljaW5pdHktc2hvd2luZy10aGUtcG9zaXRpb25zLWFuZC1zdHJlbmd0aC1vZi10aGUtZW5lbXlzLTI5MzQ4ZS0xMDI0LmpwZw%3D%3D/40/33/webp "Fort Pickens, Fla., [and vicinity]. Showing the positions and strength of the Enemy's Batteries, so far as known by actual observation, and also of our own sand Batteries. [Signed] Lt. Walter McFarland, U. S. Corps Engineers, Fort Pickens, June 10, 1861.")
Fort Pickens, Fla., [and vicinity]. Showing the positions and strength...
"Fortifications Map File" Plans of Military Forts
![Sketch Shewing the Relative Positions of the Enemy's Works & Our Batteries During the Attack [on New Madrid, Mo.,] on the 13th of March 1862, Maj. Genl. John Pope Commanding the Army of the Mississippi, by F. Tunica, Engr.](https://cache.getarchive.net/Prod/thumb/cdn10/L3Bob3RvLzE4NjIvMDMvMTMvc2tldGNoLXNoZXdpbmctdGhlLXJlbGF0aXZlLXBvc2l0aW9ucy1vZi10aGUtZW5lbXlzLXdvcmtzLWFuZC1vdXItYmF0dGVyaWVzLWVmNGYyNC0xMDI0LmpwZw%3D%3D/40/26/webp "Sketch Shewing the Relative Positions of the Enemy's Works & Our Batteries During the Attack [on New Madrid, Mo.,] on the 13th of March 1862, Maj. Genl. John Pope Commanding the Army of the Mississippi, by F. Tunica, Engr.")
Sketch Shewing the Relative Positions of the Enemy's Works & Our Batte...
"Fortifications Map File" Plans of Military Forts
![Line of Investment of Fort Gaines, Dauphine Island, by Maj. Genl. g. Granger's Expeditionary Corps, Aug. 1864. Capt. M. D. McAlester, U.S.E, Chief Engr., [and] Capt. J. C. Palfrey . . . 1st Lt. A. H. Burnham . . [and 1st Lt. C. J. Allen, U.S.E., Assistants. Drawn by Ch. Spangenberg, Asst. Engr.](https://cache.getarchive.net/Prod/thumb/cdn10/L3Bob3RvLzE4NjQvMDgvMDEvbGluZS1vZi1pbnZlc3RtZW50LW9mLWZvcnQtZ2FpbmVzLWRhdXBoaW5lLWlzbGFuZC1ieS1tYWotZ2VubC1nLWdyYW5nZXJzLWV4cGVkaXRpb25hcnktMGYyNGIwLTEwMjQuanBn/40/28/webp "Line of Investment of Fort Gaines, Dauphine Island, by Maj. Genl. g. Granger's Expeditionary Corps, Aug. 1864. Capt. M. D. McAlester, U.S.E, Chief Engr., [and] Capt. J. C. Palfrey . . . 1st Lt. A. H. Burnham . . [and 1st Lt. C. J. Allen, U.S.E., Assistants. Drawn by Ch. Spangenberg, Asst. Engr.")
Line of Investment of Fort Gaines, Dauphine Island, by Maj. Genl. g. G...
"Fortifications Map File" Plans of Military Forts
![Batteries for Entrenchment at Harrisburg, Susquehanna Riv. South sie. [Panel of plans and sections.]](https://cache.getarchive.net/Prod/thumb/cdn10/L3Bob3RvLzE4NjQvMTEvMjQvYmF0dGVyaWVzLWZvci1lbnRyZW5jaG1lbnQtYXQtaGFycmlzYnVyZy1zdXNxdWVoYW5uYS1yaXYtc291dGgtc2llLXBhbmVsLW9mLTA2MmEzMi0xMDI0LmpwZw%3D%3D/40/70/webp "Batteries for Entrenchment at Harrisburg, Susquehanna Riv. South sie. [Panel of plans and sections.]")
Batteries for Entrenchment at Harrisburg, Susquehanna Riv. South sie. ...
"Fortifications Map File" Plans of Military Forts Public domain scan of architectural plan, map, free to use, no copyright restrictions image - Picryl description
![Aransas Pass, Texas, Taken by the Union forces under Maj. Gen. Banks, Nov. 17th., 1863 . . . shows the position of the bar, also the Rebel batteries, each mounting 1-20 lb. Parrot gun. [By] Charles Hosmer, Sub-Asst., U.S. Coast Survey.](https://cache.getarchive.net/Prod/thumb/cdn10/L3Bob3RvLzE5NDEvMTIvMzEvYXJhbnNhcy1wYXNzLXRleGFzLXRha2VuLWJ5LXRoZS11bmlvbi1mb3JjZXMtdW5kZXItbWFqLWdlbi1iYW5rcy1ub3YtMTd0aC0xODYzLTM5N2YyOC0xMDI0LmpwZw%3D%3D/40/51/webp "Aransas Pass, Texas, Taken by the Union forces under Maj. Gen. Banks, Nov. 17th., 1863 . . . shows the position of the bar, also the Rebel batteries, each mounting 1-20 lb. Parrot gun. [By] Charles Hosmer, Sub-Asst., U.S. Coast Survey.")
Aransas Pass, Texas, Taken by the Union forces under Maj. Gen. Banks, ...
"Fortifications Map File" Plans of Military Forts
![Plan [and cross sections] of Fort Fisher carried by assault by the U.S. Forces commanded by Maj. Gen. A. H. Terry, Jan. 15, 1865; surveyed under the Direction of Bvt. Brigadier General C. B. Comstock, Chief Engineer, by Otto Jul. Schultze, Private, 15th Rgt., N.Y.V. Engineers.](https://cache.getarchive.net/Prod/thumb/cdn10/L3Bob3RvLzE4NjUvMDEvMTUvcGxhbi1hbmQtY3Jvc3Mtc2VjdGlvbnMtb2YtZm9ydC1maXNoZXItY2FycmllZC1ieS1hc3NhdWx0LWJ5LXRoZS11cy1mb3JjZXMtMDcwOGRiLTEwMjQuanBn/40/56/webp "Plan [and cross sections] of Fort Fisher carried by assault by the U.S. Forces commanded by Maj. Gen. A. H. Terry, Jan. 15, 1865; surveyed under the Direction of Bvt. Brigadier General C. B. Comstock, Chief Engineer, by Otto Jul. Schultze, Private, 15th Rgt., N.Y.V. Engineers.")
Plan [and cross sections] of Fort Fisher carried by assault by the U.S...
"Fortifications Map File" Plans of Military Forts