IMPORTANT CAUTION.--Many invalids having been seriously injured by spurious imitations under closely similar names, such as Ervalenta, Arabaca, and others, the public will do well to see that each canister bears the name BARRY, DU BARRY & CO., 77. Regent Street, London, in full, _without which none is genuine_. * * * * * In 2 vols. Imperial 8vo., cloth, 4l. 10s. THE IMPERIAL DICTIONARY; ENGLISH, TECHNOLOGICAL, AND SCIENTIFIC. Adapted to the Present State of Literature, Science, and Art, on the Basis of Webster's "English Dictionary;" with the Addition of many Thousand Words and Phrases from the other Standard Dictionaries and Encyclopedias, and from numerous other sources; comprising all Words purely English, and the principal and most generally used Technical and Scientific Terms, together with their Etymologies, and their Pronunciation, according to the best authorities. ILLUSTRATED BY UPWARDS OF TWO THOUSAND ENGRAVINGS ON WOOD. "I can safely pronounce it to be the most perfect work of its kind that has ever appeared. No man, literary or mercantile, should be without it.--CHARLES EDWARD TINDAL, Rector of St. Andrew's Church, Dublin. "I have examined 'Blackie's Imperial Dictionary,' and it appears to me to be decidedly the best work of the kind in the English language."--WALTER SCOTT, President and Theological Tutor of Airedale Castle. "I have great pleasure in bearing testimony to the beauty of the type, the clearness of the definitions, and to the great addition of words of recent introduction into our language. I have compared it with several contemporary publications of a similar character, and hesitate not for one moment to say, it is decidedly the best of those which have come under my notice."--E. COBHAM BREWER, LL.D., Author of "Guide to Science," &c. BLACKIE & SON, Warwick Square, London, and Edinburgh and Glasgow. * * * * * READING FOR TRAVELLERS. This day is published, foolscap, price 1s., SAMUEL JOHNSON. By THOMAS CARLYLE. Reprinted from "Critical and Miscellaneous Essays." Recently published, CHARACTER and ANECDOTES of CHARLES the SECOND. 1s. MONTENEGRO and the SLAVONIANS of TURKEY. 1s. 6d. THE VILLAGE DOCTOR. 1s. FRANKLIN'S FOOTSTEPS; a Sketch of Greenland, &c. 1s. 6d. MAGIC and WITCHCRAFT. 1s. OLD ROADS AND NEW ROADS. 1s. London: CHAPMAN & HALL 193. Piccadilly. * * * * * This day, post 8vo. cloth, 7s. 6d. THE TURKS IN EUROPE: A Sketch of Manners and Politics in the Ottoman Empire. By BAYLE ST. JOHN, Author of "Village Life in Egypt," "Two Years' Residence in a Levantine Family," &c. London: CHAPMAN & HALL, 193. Piccadilly. * * * * *