| D. H. | David Hannay.- Formerly British Vice-Consul at Barcelona. Author of Short History of the Royal Navy; Life of Emilio Castelar; &c.
| | Quiberon, Battle of; Raleigh, Sir Walter. |
| D. H. S. | Dukinfield Henry Scott, M.A., Ph.D., LL.D., F.R.S.- President of the Linnean Society. Professor of Botany, Royal College of Science, London, 1885-1892. Author of Structural Botany; Studies in Fossil Botany; &c.
| | Pringsheim, Nathanael. |
| D. W. T. | D'Arcy Wentworth Thompson, C.B., M.A.- Professor of Natural History, University College, Dundee. British Delegate, Bering Sea Fisheries and other Conferences. Author of A Glossary of Greek Birds; &c.
| | Ray, John. |
| E. A. J. | E. Alfred Jones.- Author of Old English Gold Plate; Old Church Plate of the Isle of Man; Old Silver Sacramental Vessels of Foreign Protestant Churches in England; Illustrated Catalogue of Leopold de Rothschild’s Collection of Old Plate; A Private Catalogue of the Royal Plate at Windsor Castle; &c.
| | Quaich. |
| E. A. M. | Edward Alfred Minchin, M.A., F.Z.S.- Professor of Protozoology in the University of London. Formerly Fellow of Merton College, Oxford, and Jodrell Professor of Zoology and Comparative Anatomy, University College, London.
| | Polyp; Protoplasm; Protozoa. |
| E. Ba. | Edwin Bale, R.I.- Art Director, Cassell & Company, Ltd. Member of the Royal Institute of Painters in Water Colours. Hon. Sec, Artists’ Copyright Committee.
| | Process. |
| E. Br. | Ernest Barker, M.A.- Fellow and Lecturer in Modern History, St John’s College, Oxford. Formerly Fellow and Tutor of Merton College. Craven Scholar, 1895.
| | Raymund of Antioch; Raymund of Toulouse; Raymund of Tripoli; Raynald of Châtillon. |
| E. B. E. | Edward B. Ellington.- Founder and Chief Engineer of the General Hydraulic Power Co., Ltd. Author of Contributions to Proceedings of Institutions of Civil Engineers and of Mechanical Engineers.
| | Power Transmission: Hydraulic. |
| E. C. B. | Right Rev. Edward Cuthbert Butler, M.A., O.S.B., Litt.D.- Abbot of Downside Abbey, Bath. Author of “The Lausiac History of Palladius” in Cambridge Texts and Studies.
| | Premonstratensians; Rance, Armand de. |
| E. G. | Edmund Gosse, LL.D., D.C.L.- See the biographical article: Gosse, Edmund.
| | Prologue; Prose. |
| E. Ga. | Emile Garcke, M.Inst.E.E.- Managing Director of British Electric Traction Co., Ltd. Author of Manual of Electrical Undertakings; &c.
| | Railways: Light Railways (in part). |
| E. Gr. | Ernest Arthur Gardner, M.A.- See the biographical article: Gardner, Percy.
| | Propylaea. |
| E. G. C. | Ernest George Coker, M.A., D.Sc, F.R.S. (Edin.), M.Sc, M.I.Mech.E.- Professor of Mechanical Engineering in the City and Guilds of London Technical College. Author of various papers in Transactions of the Royal Societies of London, Edinburgh and Canada; &c.
| | Pulley. |
| E. H. B. | Sir Edward Herbert Bunbury, Bart., M.A., F.R.G.S. (d. 1895).- M.P. for Bury St Edmunds, 1847-1852. Author of A History of Ancient Geography; &c.
| | Pompeii (in part); Ptolemy (in part); Pytheas (in part). |
| E. J. J. | Edmund Janes James, A.M., Ph.D., LL.D.- President of the University of Illinois; President of American Economic Association. Author of History of American Tariff Legislation, and Essays and Monographs on Economic, Financial, Political and Educational subjects.
| | Protection. |
| E. O'N. | Elizabeth O'Neill, M.A. (Mrs H. O. O’Neill).- Formerly University Fellow and Jones Fellow of the University of Manchester.
| | Prebendary; Prelate; Prior; Procurator. |
| E. Pr. | Edgar Prestage.- Special Lecturer in Portuguese Literature in the University of Manchester. Examiner in Portuguese in the Universities of London, Manchester, &c. Commendador, Portuguese Order of S Thiago. Corresponding Member of Lisbon Royal Academy of Sciences, Lisbon Geographical Society; &c. Editor of Letters of a Portuguese Nun; Azurara’s Chronicle of Guinea; &c.
| | Portugal: Literature. |
| E. Ru. | Ernest Rutherford, F.R.S., D.Sc. LL.D., Ph.D.- Langworthy Professor of Physics, University of Manchester. Nobel Prize for Chemistry, 1908. Author of Radio-activity; Radio-active Transformations; &c.
| | Radio-activity. |
| E. R. B. | Edwyn Robert Bevan, M.A.- New College, Oxford. Author of The House of Seleucus; Jerusalem under the High Priests.
| | Ptolemies. |
| F. C. C. | Frederick Cornwallis Conybeare, M.A., D.Th.- Fellow of the British Academy. Formerly Fellow of University College, Oxford. Editor of The Ancient Armenian Texts of Aristotle. Author of Myth, Magic and Morals; &c.
| | Purification. |