Mineral Composition of New HampshireSands, by the late Professor J. W. Goldthwait has just been issued by the New HampshireState Planning and Development Commission.
Prof. Roy P. Forster is the author of Useof Thin Kidney Slices and Isolated RenalTubules for Direct Study of Cellular Kinetics which has been reprinted from the July 16 issue of Science.
Music in the Schools of the Reformation, by Prof. Frederick W. Sternfeld has been reprinted from vol. 2, fascicles x and 2 of Musica Disiplina, published in Rome, Italy.
Prof. Dayton D. McKean is the author of an article Political Machines and NationalElections appearing in the September issue of Annals of the American Academy of Politicaland Social Science.