Leaf beginning "Watson Smith (Am. Ch. Vol 3.97) using iron retorts 6 feet long and 3 feet wide, and distilling for 11 hours - using old oak timber ..."

Leaf beginning "Watson Smith (Am. Ch. Vol 3.97) using iron retorts 6 feet long and 3 feet wide, and distilling for 11 hours - using old oak timber ...", Box: 1, Folder: 28. Notes and annotations in 1859 edition of The Manufacture of Photogenic or Hydro-carbon Oils, MS C79. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/382381 Accessed March 19, 2026.