United States, Alabama, Jackson County, 34.77941, -85.9993Smith, Marion O., 1942-20221989Photocopy of typewritten report of a caving expedition from October 27, 1969, in Boxes Cove near Scottsboro, Alabama, where Marion O. Smith and Alan Cressler (hydrologic technician at the US Geologic Survey and a photographer specialising in natural history and prehistory) investigated ACS 1539 and discovered O. G. Smith Cave. It details their navigation through challenging cave features such as breakdowns, pits, and waterfalls, including Cressler’s descent into a pit without a rope. The narrative captures the physical demands and uncertainties of cave exploration, with specific measurements and vivid descriptions of the terrain and obstacles encountered. Sites mentioned: O.B. Smith Cave (Ala.)image/jp2enghttp://rightsstatements.org/vocab/InC/1.0/Explosives--AdditivesSaltpeterDiscovery and explorationSoldiersNamesVandalismIndependent scholarsUnited States--History--Civil War, 1861-1865--GraffitiCavingSignatures (Writing)|Tourism--Moral and ethical aspectsUnited States--History--Civil War, 1861-1865--Personal narrativesSaltpeter industry--HistoryGunpowder industryGuano industryNitratesCavesSpeleologyJournal of Spelean HistorySpeleologistsGeology, EconomicGraffitiGeotourismSustainable tourismUnited States--History--Civil War, 1861-1865Confederate States of AmericaConfederate States of America. Nitre and Mining BureauManufacturing industries--United States--History--19th centuryManufacturing industries--Confederate States of America--History--19th centuryMineral industries--United States--History--19th centuryMineral industries--Confederate States of America--History--19th centurySaltpeter industry--United StatesGunpowder--United StatesNitrogen industries--United StatesSaltpeter industry--Confederate States of AmericaGunpowder--Confederate States of AmericaNitrogen industries--Confederate States of AmericaBats--ManureGuanoLocal historyO. B. Smith Cave: A new discovery in boxes coveText