NEW MODE of WAS BIN G.—Messrs.TWELVETREES having devoted considerable attention to the improvement of their WA8HING PREPARATION, have succeeded in producing ati entirely new article, which is effectual in its resultR, and which is warranted not to injure or corrode the finest fabric, as the following important testimony will show :—“London, 24, Bloomsbury-square, 25th May, 1849.111 have analyzed Twelvetrees' Improved Washing Preparation, and hereby certify that it is perfectly safe, and not in the least likely to corrode or injure Linens or Cottons washed with it by the Laundress. It is a very effectual detergent, and coincides in this respect with soap.“ANDREW URE, M.D., F.R.S., c. c., Professor of Chemistry, and Analytical Chemist.A NEW DISCOVERY!!!LIQUID CRYSTAL.WATKINS’ COLOURLESS LIQUIDCRYSTAL, or CRYSTAL CEMENT* is admirably adapted for the purpose of stopping decayed teeth. The application of it is effected without the slightest trouble, and the success of the operation is as immediate as it is certain. It is also a most useful article for cuts, or flesh wounds of any kind, instantaneously stopping the effusion of blood, covering the wound with a soft, transparent, but impermeable skin, and quickly healing It.May be had Wholesale and Retail of the Patentee, George Watkins, 56, Dudley-grove, Paddington-green, In bottles, at Is. 6d. and 2s. 6d.; free, by post, for twenty or thirty stamps.N.B. Sold by all Chemists and Druggists.