Volume 6(2); April 1949 Abstracts Abstracts PMCID: PMC1036187 Articles Vesical Tumours Induced by Chemical Compounds PMCID: PMC1036176 Manganese Pneumonitis: Further Clinical and Experimental Observations PMCID: PMC1036177 Changes in the Lungs Produced by Natural Graphite PMCID: PMC1036178 Sickness Absence due to Peptic Ulcers PMCID: PMC1036179 Proceedings of the Association of Industrial Medical Officers PMCID: PMC1036188 Book Reviews Basic Principles of Ventilation and Heating PMCID: PMC1036180 Lehrbuch der Arbeitshygiene PMCID: PMC1036181 The History of Factory and Mine Hygiene PMCID: PMC1036182 Radon: Its Technique and Use PMCID: PMC1036183 Transactions of the Ophthalmological Society of the United Kingdom, 1946: Volume 66 PMCID: PMC1036184 A Short History of Ophthalmology PMCID: PMC1036185 British and Foreign Official Publications Industrial Fluorosis. A Study of the Hazards to Man and Animals near Fort William, Scotland PMCID: PMC1036186 Journal Matter Original table of contents page Administrative content — journal masthead, notices, indexes, etc. | ||