The SciencesOn the Real Value of Lubricants, and on the Correct Method of Comparing PricesBy Robert H. Thurston on June 13, 1885AdvertisementABOUT THE AUTHOR(S)Recent Articles by Robert H. ThurstonFunctions of Technical Science in Education for Business and the ProfessionsFunctions of Technical Science in Education for Business and the ProfessionsThe Steam Turbine: The Steam Engine of Maximum Simplicity and of Highest Thermal Efficiency