The SciencesThe Service of the Chemist, September 1924A Department Devoted to Progress and Achievement in the Field of Applied ChemistryBy Ismar Ginsberg on September 1, 1924AdvertisementABOUT THE AUTHOR(S)Recent Articles by Ismar GinsbergCharcoal, The Chemical Truant OfficerPulp and PaperThe Service of the Chemist, August 1924