Just published, price 28s., with Eleven Plates, Vol. XXIV. Part II. of the 



TRANSACTIONS OF THE ROYAL SOCIETY OP EDINBURGH. 



Contents. 



I. On the Influence of the Doubly Refracting Force of Calcareous Spar on the 

 Polarization, the Intensity, and the Colour of the Light which it reflects. By 

 Sir David Brewster, K.H., F.R.S., &c. 



II. Additional Observations on the Polarization of the Atmosphere, made at St. 

 Andrews in 1841, 1842, 1843, 1844, and 1845. By the Same. 



III. On the Laws of the Fertility of Women. By J. Matthews Duncan, M.D. 



IV. On some Laws of the Sterility of Women. By the Same. 



V. On a New Property of the Retina. By Sir David Brewster. 



VI. On the Classification of Chemical Substances by means of Generic Radicals. 

 By Alexander Crum Brown, M.D., D.Sc. 



VII. Some Observations on Incubation. By John Davy, M.D., F.R.SS. Lond. 

 and Edin. 



VIII. Report on the Hourly Meteorological Register kept at Leith Fort in the 

 Years 1826 and ] 827. By Sir David Brewster. 



IX. On the Buried Forests and Peat Mosses of Scotland, and the Changes of 

 Climate which they indicate. By James Geikie, Esq., of the Geological Sur- 

 vey of Great Britain. (Communicated by Archibald Geikie, Esq., F.R.S.) 



X. A Notice of Recent Measures at the Great Pyramid, and some Deductions 

 flowing therefrom. An Address delivered to the Royal Society, Edinburgh, at 

 the request of the Council, by Professor C. Piazzi Smyth, Astronomer-Royal 

 for Scotland. 



XI. Observations on New Lichens and Fungi collected in Otago, New Zealand. 

 By W. Lauder Lindsay, M.D., F.L.S., Honorary Fellow of the Philosophical 

 Institute of Canterbury, New Zealand. 



XII. Description of a Calamoichthys, anew Genus of Ganoid Fish from old Ca- 

 labar, Western Africa, forming an addition to the family Polypterini. By John 

 Alexander Smyth, M.D., F.R.C.P.E., F.R.S.E. 



XIII. Note on Formulae representing the Fecundity and Fertility of Women. 

 By Professor Tait. 



Edinburgh : R. Grant and Son. London : Williams and Norgate. 



LATEST EDITION OF HERSCHEL'S OUTLINES OF ASTRONOMY. 

 Just published, in 8vo, pp. 754, with 9 Plates, price 18s. cloth, 

 OUTLINES OF ASTRONOMY. 

 By Sir John F. W. Herschel, Bart., K.H., &c, Member of the Institute of 



France. 



Eighth Edition, with Corrections. 

 London : Longmans, Green, and Co., Paternoster Row. 



Lately published, price 6d., 

 TAYLOR'S CALENDAR 



OF THE 



MEETINGS OF THE SCIENTIFIC BODIES OF LONDON FOR 1866-67. 



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STAFF COLLEGE EXAMINATIONS. 

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 REPORT ON THE EXAMINATION FOR ADMISSION TO THE 

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