Solubility, by J. Vargas Eyre. Ph.D. Part I., 1910. Is. ; Part II.. 1913, Is. 



Fuel Economy, 1916. 6d. ; 1919. 6d. : 1922. Is. 



The Structure of Molecules (Discussion), (B.A. Reprints, n.s.. No. 2), 1921, 9d. 



The Nitrogen Industry (Discussion), (B.A. Reprints, n.s.. No. 14). 1922, 9d. 



The Botanical and Chemical Characters of the Eucalypts and their Correlation, 

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Non-aromatic Diazonium Salts, 1921, 6d. 



Changes in the Sea Coast, 1903, Is. 



Life-zones in the British Carboniferous Rocks, 1901, 6(/. ; 1902. 6d. ; 1904, 6d. 



The Formation of "Rostro-Carinate " Flints, bv Professor W. J. Sollas. F.R.S., 

 1913, 3(/. 



Lower Carboniferous Zonal Nomenclature, 1925, Is. 



A List of Characteristic Fossils (B..^. Roprintf, n.s.. No. 18). 1924. Is. 



Photographs of Geological Interest. 1919, 1921, 1923, 1926, 1927. 1928. 6d. each. 



Rules of Zoological Nomenclature, Is. 



Digest of Observations on the Migration of Birds, made at Lighthouses, by W. Eagle 

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Migratory Habits of the Song-thrush and the White Wagtail, by W. Eagle Clarke, 



1900. 6d. 



Migratory Habits of the Skylark and the Swallow, by W. Eagle Clarke, 1901, 6J. 



Migratory Habits of the Fieldfare and the Lapwing, by W. Eagle Clarke, 1902, 6d. ; 

 1903, 6d. 



Melanism in Yorkshire Lepidoptera, by G. T. Porrilt, 1906, 6d. 



Biological Problems incidental to the Belmullet Whaling Station, 1912. 3d. ; 1914. Is. 



On the Phylogeny of the Carapace, and on the Affinities of the Leathery Turtle. 

 Dermochelys coriacea, by Dr. J. Versluys, 1913. 6d. 



Zoology Organization, 1921, 3d. 



Biological Measurements, 1927. 6d. 



Amount and Distribution of Income (other than Wages) below the Income-tax 

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Effects of the War on Credit, Currency, and Finance, 1915. 6d. ; 1921 (B.A. 



Reprints, n.s.. No. 3). Is. 6d. ; 1922 (B.A. Reprints, n.s.. No. 15), 6d. 



The Question of Fatigue from the Economic Standpoint, 1915, 6</. ; 1916, 6d. 



Second Report on a Gauge for Small Scre\«, 1884, reprinted 1895, 6J. 



Report on giving practical effect to the Introduction of the British Association 



Screw Gauge, 1896, 6d. ; 1901, 6d. ; 1903, 6d. 

 Report on Proposed Modification of the Thread of the B.A. Screw, 1900, 6d. 

 Resistance of Road Vehicles to Traction. 1901. 3d. 

 The Road Problem, by Sir J. H. A. Macdonald. 1912. 3d. 

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