INDEX. Abbott, Dr. Samuel W. on the air-supply of schoolrooms and other occupied apartments. 198 130 19 31 27 II2 53 Air, fresh, the first element in physical development methods of estimating the quality and quantity of. quality of necessary for the health of pupils quantity essential to health table showing amount of, to each seat in the schoolhouses of the space in schoolhouses, opinion of different authorities sources of of schoolrooms and other occupied apartments Air-tester, the Aldrich, Dr. E. B. Aldrich, Dr. W. H., report from Alexandria, diphtheria in Allen, Dr. Carl A., report from Amherst, typhoid fever and diphtheria in Ammonia, average amount in water analyzed Andover, typhoid fever and diphtheria in Angell, Prof. Edmund R. on polluted drinking-water in New Hampshire . Annual inspection of railway stations and grounds Anthoine, Dr. I. G., report from Antrim, typhoid fever and diphtheria in Arey, Dr. Nathaniel H., report from Ashland, typhoid fever and diphtheria in |