PURE NERVOUS or MIND COMPLAINTS.--If the readers of NOTES AND QUERIES, who suffer from depression of spirits, confusion, headache, blushing, groundless fears, unfitness for business or society, blood to the head, failure of memory, delusions, suicidal thoughts, fear of insanity, &c., will call on, or correspond with, REV. DR. WILLIS MOSELEY, who, out of above 22,000 applicants, knows not fifty uncured who have followed his advice, he will instruct them how to get well, without a fee, and will render the same service to the friends of the insane.--At home from 11 to 3. 18. BLOOMSBURY STREET, BEDFORD SQUARE. * * * * * PHOTOGRAPHIC SCHOOL.--ROYAL POLYTECHNIC INSTITUTION. The SCHOOL is NOW OPEN for instruction in all branches of Photography, to Ladies and Gentlemen, on alternate days, from Eleven till Four o'clock, under the joint direction of T. A. MALONE, Esq., who has long been connected with Photography, and J. H. PEPPER, Esq., the Chemist to the Institution. A Prospectus, with terms, may be had at the Institution. * * * * * XYLO-IODIDE OF SILVER, exclusively used at all the Photographic Establishments. The superiority of this preparation is now generally acknowledged. In all cases where a quantity is required, the two solutions may be had at wholesale price in separate bottles; in which state it may be kept for years, and exported to any climate. Full instructions for use. _Caution._--Each bottle is stamped with a red label, bearing my name, RICHARD W. THOMAS, Chemist, 10. Pall Mall. CYANOGEN SOAP for removing instantaneously Photographic Stains from the Hands, and cleansing all kinds of Photographic Dishes, Glasses, Linen, &c. Prepared solely by R. W. THOMAS, Chemist, 10 Pall Mall, Manufacturer of Pure Photographic Chemicals, and may be procured of all respectable Chemists; in pots at 1s., 2s., and 3s. 6d. each, through MESSRS. EDWARDS, 67. St. Paul's Church Yard--MESSRS. BARCLAY, 95. Farringdon Street, Wholesale Agents. * * * * * PULLEYN'S COMPENDIUM. One Volume, crown 8vo., bound in cloth, price 6s., THE ETYMOLOGICAL COMPENDIUM; or, PORTFOLIO OF ORIGINS AND INVENTIONS; relating to-- Language, Literature, and Government. Architecture and Sculpture. Drama, Music, Painting, and Scientific Discoveries. Articles of Dress, &c. Titles, Dignities, &c. Names, Trades, Professions. Parliament, Laws, &c. Universities and Religious Sects. Epithets and Phrases. Remarkable Customs. Games, Field Sports. Seasons, Months, and Days of the Week. Remarkable Localities, &c. &c. By WILLIAM PULLEYN. The Third Edition, revised and improved, by MERTON A. THOMAS, ESQ. London: WILLIAM TEGG & CO., 85. Queen Street, Cheapside. {491} * * * * * Just published, price 1s., free by Post 1s., 4d., THE WAXED-PAPER PHOTOGRAPHIC PROCESS of GUSTAVE LE GRAY'S NEW EDITION. Translated from the French.