Discussion of memoirs. Sir Gilbert T. Walker, C.S.I., Sc.D., Ph.D., F.R.s., on periodicity and its existence in European weather

Lead. Its occurrence in nature, the mode

Lead. Its occurrence in nature, the modes of its extraction, its properties and uses, with some account of its principal compounds. By J. A. Smythe, Ph.D., D.Sc. Monographs on Industrial Chemistry. Edited By Sir Edward Thorpe, C.B., F.R.S. Pp. vi+343. London: Longmans, Green and Co., 1923. Price 16s. net

✍ Klein, C. A. 📂 Article 📅 1924 🏛 Wiley (John Wiley & Sons) ⚖ 276 KB 👁 1 views

It may perliaps bc mentioned that with the cxccption of t.hc appendix tho tllird edition has becn rcproduccd aiiastatically from tlic second, niid is thcreforc less pleasant to read. \* Tlic rcfcrcnces to litcraturc arc cstraordinarily iiu~nerous and complctc, English journals being by no nicaiis ii