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 theEucalypts and their Correlation, 1915, 

 Is. 



Non-aromatic Diazonium Salts, 1921, 6J. 



GEOLOGY 



Changes in the Sea Coast, 1903, Is. 



Life-zones in the British Carboniferous Rocb, 1901, 6d. ; 1902, bd. ; 1904, 6d. 

 Lower Carboniferous Zonal Nomenclature, 1925, Is. 

 AListofCharacteristicFossils(B.A.Reprints, n.s.. No. 18), 1924, Is. 

 Photographs of Geological Interest, 1919, 1921. 1923, 1926-28, 1930, 1931, 6J. each. 



Discussion on The Relation between Past Pluvial and Glacial Periods 



(B.A. Reprints, n.s.. No. 27), 1930, Is. 



Discussion on The Validity of the Permian as a System (B.A. Reprints, n.s., 

 No. 28), 1930. 6J. 



ZOOLOGY 



Rules of ZoologiccJ Nomenclature. Is. 



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

 Clarke. 1896. 6(/. 



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

 1900. 6 J. 



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



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

 1903, 6d. 



Zoology Organization, 1921, 3d. 



Biological Measurements. 1927, 6d. 



Animal Biology in the School Curriculum (B..A. Reprints, n.s.. No. 24), 1928, 

 Is.; 1930. 6J. 



ECONOMIC SCIENCE 



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

 Exemption Limit in the United Kmgdom, 1910, 6d. 



Effects of the War on Credit, Currency, and Finance, 1915, 6J. ; 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, 6d. ; 1916, 6d. 



ENGINEERING 



Second Report on a Gauge for Small Screws, 1884. reprinted 1895, 6J. 



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

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



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



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



Standardisation in British Engineering Practice, by Sir John Wolfe-Barry, K.C.B., 

 1906, 3d. 



