Sixth Meeting: 3rd October, 1906.
Mr. R. Speight, President, in the chair.
New Member.—Mr. T. Keir.
Papers.—1. “On the Radio-activity of certain Soils,” by Mr. J. H. Howell, B.Sc.
2. “A Diagram of the Periodic System of Elements, specially arranged for Teaching Purposes,” by Dr. Evans.
3. “Notes on a Coal from Boby's Creek,” by Mr. L. H. Harrison; communicated by Dr. Evans.