[27] This query refers to the circumstance that at the time Lady Roscoe was growing _Dictamnus Fraxinella_—the so-called “burning bush”—for the writer, who had undertaken to investigate the cause of the phenomenon which has given the plant its trivial name. The ready inflammability was found to be due to the accumulation in the vesicles on the flower-stems of small quantities of an essential oil. [28] “On Schützenberger’s Process for the Estimation of Dissolved Oxygen in Water.” By H. E. Roscoe and Joseph Lunt. _Chem. Soc. Trans._ (1889), LV. 552. [29] “Contributions to the Chemical Bacteriology of Sewage.” By H. E. Roscoe and Joseph Lunt. _Phil. Trans._ (1891), CLXXXII. pp. 633-664. [30] It has thrown upwards of five millions. [31] _Anglice_: “Fair, honest, straightforward, upright, genuine, square.” Wright’s “English Dialect Dictionary.” Cf. Nodal and Milner’s “Lancashire Glossary.” INDEX Absorption of hydrochloric acid and ammonia in water, 121 Agassiz, Louis, 116 Alais meteorite, 132 Allerton Hall, 6 Arsenic-eating in Styria, 132 Atomic weights, Dalton’s first table of, 132 Baines, Sir Edward, 61, 73 Bakerian Lectures, 114 Balmain, William H., 17 Barnes, Rev. Dr., 36 Baxendell, Joseph, 114 Bessemer process, application of spectroscope to, 133 Brühl, Professor, 140 Bryce, Lord, 43 Bunsen, R. W., his characteristics, 24, 26 Burning bush, 157 Carbon dioxide in sea air, 115 Carnegie, Mr. Andrew, 109 Carnegie Scholarships and Fellowships, 169 Cavendish, Lord Frederick, 55, 57, 61, 81 Chemical action of light, 110 “Chemistry Primer,” 139 Chorley, Henry, his appreciation of Henry Roscoe, 14 Clarke, William, 4, 6 Clothworkers’ Company of London, 57, 75, 88 Colonna, Vittoria, her life, by Maria Roscoe, 16 Columbium trichloride, 181 Conversation Club, Leeds, 55 Crompton, Mr. Justice, 20 Darwin, Sir George, 136 Darwin, Horace, 121 Debus, Dr. Heinrich, 142 Delafontaine, Philippe, 131 _Deutsche Revue_, 179 Devonshire, Duke of, 44, 61, 81, 82 Dittmar, Wilhelm, 27-35, 121 Draper (of New York), 110 Eclipse expedition to Sicily, 134 Enfield, Dr. William, 15 Ethyl perchlorate, 122 Eton College, 165 Fairbairn, Sir Andrew, 55 Fairfax, Henry, 46 Fairfax, Lord, 46 Faulkner, George, 29 Firth College, Sheffield, 167 Forster, W. E., 61, 66, 82 Frankland, Sir Edward, 128 Germany and England, 180 Gibson, John, sculptor, 6 Goldsmid, Sir Julian, 162 Gott, Rev. Dr., Bishop of Truro, 73 Graham, Thomas, his characteristics as a lecturer, 19 Green, Prof. A. H., 59 Greenwood, Principal, 34, 44, 48, 50 Guthrie, Dr. Frederick, 35 Harden, Dr., 36, 141, 189 Heaton, Dr. J. D., 55, 57, 83, 86 Heddle, Professor (of St. Andrews), 126, 127 Heywood, James, F.R.S., 47 Heywood, Joseph, 101, 126 Irving, Washington, his appreciation of William Roscoe, 12 Jevons, Stanley, 20