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158,094 3 the asphaltum, paraffine, and black oxide of In testimonywhereoflhavesigned my name manganese being reduced to a fluid through to this specification in the presence of two the agency of a product obtained from crude subscribing witnesses. turpentine distilled at a degree of heat not exceeding 2250, and from which the pyrolig- ARCHIBALD K. LEE. neous-acid water has been separated while the Witnesses: turpentine is in vapor, substantially as set EDWiN JAMrES, forth. Jos. T. K. PLANT.
Lee, Archibald K.; Middleton, George W. & Smith, Joseph C.Improvement in Putting Up Caustic Alkalies.,
patent,
December 22, 1874;
[Washington D.C.].
(https://texashistory.unt.edu/ark:/67531/metapth167024/m1/3/:
accessed June 5, 2024),
University of North Texas Libraries, The Portal to Texas History, https://texashistory.unt.edu;
crediting UNT Libraries Government Documents Department.