Robertson (John Mackinnon), Scotch critic, b. Arran, 14 Nov. 1856. He became journalist on the Edinburgh Evening News, and afterwards on the National Reformer. Mr. Robertson has published a study of Walt Whitman in the "Round Table Series." Essays towards a Critical Method, '89, and has contributed to Our Corner, Time, notably an article on Mithraism, March, '89, The Westminster Review, etc. He has also issued pamphlets on Socialism and Malthusianism, and Toryism and Barbarism, '85, and edited Hume's Essay on Natural Religion, '89. Roberty (Eugène de), French positivist writer, of Russian birth, b. Podolia (Russia), 1843; author of works on Sociology, Paris, '81, and The Old and the New Philosophy, an essay on the general laws of philosophic development, '87. He has recently written a work entitled The Unknowable, '89. Robin (Charles Philippe), French physician, senator member of the Institute and of the Academy of Medecine, b. Jasseron (Aix), 4 June, 1821. Became M.D. in '46, and D.Sc. '47. In company with Littré he refounded Nysten's Dictionary of Medicine, and he has written many important medical works, and one on Instruction. In '72 his name was struck out of the list of jurors on the ground of his unbelief in God, and it thus remained despite many protests until '76. In the same year he was elected Senator, and sits with the Republican Left. He has been decorated with the Legion of Honor. Robinet (Jean Baptiste René), French philosopher, b. Rennes, 23 June, 1735. He became a Jesuit, but gave it up and went to Holland to publish his curious work, De la Nature, 1776, by some attributed to Toussaint and to Diderot. He continued Marsy's Analysis of Bayle, edited the Secret Letters of Voltaire, translated Hume's Moral Essays, and took part in the Recueil Philosophique, published by J. L. Castilhon. Died at Rennes, 24 March, 1820. Robinet (Jean Eugène François), French physician and publicist, b. Vic-sur-Seille, 1825. He early attached himself to the person and doctrine of Auguste Comte, and became his physician and one of his executors. During the war of '70 he was made Mayor of the Sixth Arrondissement of Paris. He has written a Notice of the Work and Life of A. Comte, '60, a memoir of the private life of Danton, '65, The Trial of the Dantonists, '79, and contributed an account of the Positive Philosophy of A. Comte and P. Lafitte to the "Bibliothèque Utile," vol. 66, '81. Roell (Hermann Alexander), German theologian, b. 1653, author of a Deistic dissertation on natural religion, published at Frankfort in 1700. Died Amsterdam, 12 July, 1718.