Keith, Brisbane, Neill, and Gunning Prizes. 387 
43rd Biennial Period, 1911-1913. — James Russell, Esq., for his series of investigations 
relating to magnetic phenomena in metals and the molecular theory of magnetism, the 
results of which have been published in the Proceedings and Transactions of the Society, 
the last paper having been issued within the period. 
44th Biennial Period, 1913-15. — James Hartley Ashworth, D.Sc., for his papers on 
“Larv8e of Lingula and Pelagodiscus,” and on “ Sclerocheilus,” published in the Transac- 
tions of the Society, and for other papers on the Morphology and Histology of Polychseta. 
II. MAKDOUGALL-BRISBANE PRIZE. 
1st Biennial Period, 1859. — Sir Roderick Impey Murchison, on account of his Contributions 
to the Geology of Scotland. 
2nd Biennial Period, 1860-62.— William Seller, M.D., F.R.C.P.E., for his “ Memoir of the 
Life and Writings of Dr Robert Whytt,” published in the Transactions of the Society. 
3rd Biennial Period, 1862-64. — John Denis Macdonald, Esq., R.H., F.R.S., Surgeon of 
H.M.S. “Icarus,” for his paper “ on the Representative Relationships of the Fixed and Free 
Tunicata, regarded as Two Sub-classes of equivalent value ; with some General Remarks on 
their Morphology,” published in the Transactions of the Society. 
4th Biennial Period, 1864-66. — Hot awarded. 
5th Biennial Period, 1866-68. — Dr Alexander Crum Brown and Dr Thomas Richard 
Fraser, for their conjoint paper “on the Connection between Chemical Constitution and 
Physiological Action,” published in the Transactions of the Society. 
6th Biennial Period, 1868-70. — Hot awarded. 
7th Biennial Period, 1870-72. — George James Allman, .M.D., F.R.S., Emeritus Professor of 
Hatural History, for his paper “on the Homological Relations of the Coelenterata, ” published 
in the Transactions, which forms a leading chapter of his Monograph of Gymnoblastic or 
Tubularian Hydroids — since published. 
8th Biennial Period, 1872-74.— Professor Lister, for his paper “on the Germ Theory of 
Putrefaction and the Fermentive Changes,” communicated to the Society, 7th April 1873. 
9th Biennial Period, 1874-76. — Alexander Buchan, A. M., for his paper “on the Diurnal 
Oscillation of the Barometer,” published in the Transactions of the Society. 
10th Biennial Period, 1876-78. — Professor Archibald Geikie, for his paper “on the Old 
Red Sandstone of Western Europe,” published in the Transactions of the Society. 
11th Biennjal Period, 1878-80. — Professor Piazzi Smyth, Astronomer-Royal for Scotland, for 
his paper “on the Solar Spectrum in 1877-78, with some Practical Idea of its probable 
Temperature of Origination,” published in the Transactions of the Society. 
12th Biennial Period, 1880-82. — Professor James Geikie, for his “Contributions to the 
Geology of the Horth-West of Europe,” including his paper “on the Geology of the 
Faroes,” published in the Transactions of the Society. 
13th Biennial Period, 1882-84. — Edward Sang, Esq., LL.D., for his paper “on the Heed of 
Decimal Subdivisions in Astronomy and navigation, and on Tables requisite therefor,” and 
generally for his Recalculations of Logarithms both of Humbers and Trigonometrical Ratios, 
— the former communication being published in the Proceedings of the Society. 
14th Biennial Period, 1884-86. — John Murray, Esq., LL.D., for his papers “ On the Drainage 
Areas of Continents, and Ocean Deposits,” “The Rainfall of the Globe, and Discharge of 
Rivers,” “The Height of the Land and Depth of the Ocean,” and “The Distribution of 
Temperature in the Scottish Lochs as affected by the Wind.” 
15th Biennial Period, 1886-88. — Archibald Geikie, Esq., LL.D., for numerous Communica- 
tions, especially that entitled ‘ ‘ History of V olcanic Action during the Tertiary Period in the 
British Isles,” published in the Transactions of the Society. 
16th Biennial Period, 1889-90. — Dr LuDwrG Becker, for his paper on “The Solar Spectrum at 
Medium and Low Altitudes,” printed in vol. xxxvi, Part I, of the Society’s Transactions. 
17th Biennial Period, 1890-92. — Hugh Robert Mill, Esq., D.Sc., for his papers on “The 
Physical Conditions of the Clyde Sea Area,” Part I being already published in vol. xxxvi 
of the Society’s Transactions. 
18th Biennial Period, 1892-94. — Professor James Walker, D.Sc., Ph.D., for his work on 
Physical Chemistry, part of which has been published in the Proceedings of the Society, vol. 
xx, pp. 255-263. In making this award, the Council took into consideration the work 
done by Professor Walker along with Professor Crum Brown on the Electrolytic Synthesis 
of Dibasic Acids, published in the Transactions of the Society. 
19th Biennial Period, 1894-96. — Professor John G. M‘Kendrick, for numerous Physiological 
papers, especially in connection with Sound, many of which have appeared in the Society’s, 
publications. 
/ 
