Page:Report of the seventh meeting Australasian Association Advancement of Science.djvu/8

 PROCEEDINGS OE THE SECTIONS.

[An asterisk signifies that the title only is printed.]

Section A.— ASTRONOMY, MATHEMATICS, AND PHYSICS.

Friday, 7th January, 1898.

PAGE.

Address by P. Bakacchi, F.R.A.S., &c., President of the Section ... 157

Monday, 10th January, 1898.


 * 1. Four Theorems in Spherical Harmonics. By C. Coleridge Farr, B.vSc 175

2. Some Expressions for the Component of the Magnetic Force Perpendicular to the Axis in the Interior of Solenoids. By C. Coleridge Farr, B.Sc. ... 175

3. On Magnetic Hysteresis Losses in Feebly Magnetic and in Diamagnetic Substances. By Miss F. Martin and Professor

R. Threlfall, M.A 176

4. The Trigonometrical Survey of New South Wales, with mention of Similar Sui-veys in the other Colonies. By T. F. Furber, F.R.A.S.,L.S 176

5. The Description of a New Tide-predicting Machine. By Captain A. Inglis 239

6. The Tides of South Australia. By R. W. Chapman, M.A., B.C.E., and Captain A. Inglis 241

Atmosphere, and an Exhibit, viz., a Wind Vane, showing Vertical Motions of the Air. By Major-General Schaw, C.B. ... 244
 * 7. Notes on the Vertical Component of the Motion of the Earth's

By Professor R. Threlfall, M.A., and J. Bernard Allen, B.Sc ... 245
 * 8. Exi^eriments on Some Electrical Properties of Purified Sulphur.

Tuesday, 11th January, 1898.


 * 9. Results from Various-sized Rain-Gauges. By H. C. Kiddle, F.R.M.S 258

10. Cloud Observations in Victoria. By P. Baracchi, F.R.A.S. ... 259

11. The Testing of Reflecting Surfaces. By P. Baracchi, .R.A.S. 265


 * 12. A General Expression for Flow in Tabes. By G. H. Knibbs, F.R.A.S., L.S 267

13. The Source of the Periodic Waves which are recorded from time to time on the Sydney and Newcastle Tide-Gauges. By H. C. RUSSELL, C.M.G., F.R.S., F.R.A.S., &c 268


 * 14. Notes on Comparisons of Steel and Iron Lineal Standards for Geodetic Purposes. By D. M. Maitland, L.S 271