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894 Koppelin, E., 17 Quai Voltaire , Paris —Lithographic Printer.
Specimens of lithographic printing.
The method employed by the exhibitor has been appliedto the production of damask grounds, the traces of whichare almost imperceptible to the naked eye. It is producedby a turning lathe on a steel plate.
Two engravings of the hemispheres, produced by thesingle impression of two plates, one of which gives theoutlines, the names, and the waters, and the other, en-graved by machinery, the shading or the sphericity.Large topographical map of the department of Meaux,about four feet by three, also produced at a single impres-sion, by the transference to stone of six copper-plates ofthe map of France . This operation was effected with suchaccuracy that the most practiced eye cannot discover themarks of the places where they are joined.
895 Laboulaye, Citas., Sc Co., 30 Rue de Madame ,Paris —Type-founder.
Typographic proof-sheets, and specimens of printing.
896 Lamort, Georgin, Rethel (Ardennes )—Manufacturer,
Specimens of unbleached and dyed merino fabrics.
897 Laude, Amedee, 19 Rue de la Roqtiette, Paris —
Manufacturer.
Cast-iron bedstead ornamented with bronze, and anelastic spring.
898 Langevin & Co., Laferte Aleps (Seine and Oise )—
Floss-silk Thread-spinner.
Floss and thrown silk of various qualities.
900 Laporte & Son, Limoges (Haute- Venne )—Manufacturers.
Specimens of double-milled cloths, light grey, plainMarengo, &c.
901 Laroque & Jaquemet, Bordeaux (Gironde )—Manufacturers. (Agent, J. S. DE Gaetan, 3 BotvLane } Cheapside.)
Samples of manufactured hides; lamb-skins for gloves ;sheep-skins for leather ; white skins and skins dressed forchamois leather. Assortment of spun wool for knitting ;woollen blankets of various qualities; short-nappedcarpets ; carpets made in one piece, peculiarly adaptedfor large drawing-rooms, &c.
902 Laurent, Jn. Bte., 40 Rue Rambuteau , Baris —
Lace-maker.
Specimens of twists, silk buttons, and other articles oftrimmings.
903 Lauret Brothers, 19 Rue des Manvaises Paroles ,
Paris —Hosiers. (Agents, G-raetzer & Hermann,3 j Kuggin Lane , Wood Street.)
Stockings, socks, gloves, and mittens of silk and cotton.Gloves, mittens, and neckerchiefs of silk. Thread gloves;
Scotch thread, silk poplin, cashmere, and various otherarticles.
905 Lazare & Lacroix, Avignon (Vaucluse ) — Manu-
facturers. (Agent, L Fotngninos, CommercialSale Rooms , Mincing Lane.)
Thread, silk, and cotton handkerchiefs.
A sample of garancine.
906 Lebrun, Louis Jacob, 126 Rue de Grenelle ,
St. Germain , Paris —Bookbinder.
Specimens of bookbinding; Lewis’s Sketches;'Napo-leon in Egypt , Ac.
907 Leeebvre, Son, & Co., Lille —Manufacturers.
A glazed wardrobe in chestnut wood, inside of oak, andpannels of cedar wood.
908 Leistner, Gustave Louis, 48 Rue de Chaillot ,Paris —Manufacturer.
Eau de Paris , a cosmetic intended as a substitute forEau de Cologne , or other cosmetics. For internal use itis employed instead of Eau de Melisse de Carmes. Tenor twelve drops, in half a glass of sugar and water, are adose. By adding a quarter of a bottle to a cold or hotbath, it makes a pleasant perfume. The Eau de Parisalso takes out spots, by washing the injured material withit mixed with filtered water. A piece of cotton or linen,impregnated with it, preserves woollen stuffs from themoths, without occasioning any disagreeable smell.
Aromatic vinegar, a mixture of Eau de Paris and purevinegar, for refreshing the air of apartments, by slightlysprinkling them with it.
Powder for the preservation of the teeth. This powderis free from acids and other substances likely to injure theenamel.
Elixir for preserving the teeth and gums. This dentifriceis prepared with fresh plants, and other substances adaptedfor the preservation of the teeth.
Odontalgic mastich. This chemical composition pre-serves the teeth by solidly filling them up, and of removingviolent tootli-ache, proceeding from decay. In using it,the decayed tooth must be carefully cleaned out, and asmall piece of lint or wool dipped in the composition,introduced by pressure.
909 Lemonnier & Co., I Rue du Coq St. llonore ,Paris —J ewellers.
A large portrait of Her Majesty Queen Victoria ; severallandscapes, tombs, bouquets, &c., in hair. An assortmentof ornamental jewellery, with hair interspersed, and set indiamonds, pearls, &c.; including bracelets, rings, Leontinechains, Albert chains, &c., with a variety of other fancyarticles.
910 Lepine, Es. Ds., 19 Rue des Vinaigriers, Paris —Manufacturer.
Specimens of clasps for gloves.
912 Liioest, Ci, Vr., 14 Rue Pastourelle, Paris —
M anufact urer.
Various reduced designs in basso relievo, from sculp-ture, effected by a new and original mechanical process.
913 Lombard, — , 5 Rue Thorigny^ Paris —■Ornamental Carver.
Looking-glass and picture-frames, ornamented in everystyle. Bronze articles.
Furniture and console vessels.
A large assortment of ornamental moulds of all descrip-tions, for the use of carvers and gilders.
Clocks, candelabras, and fancy articles.
914 Lundy, Jules Auguste Victor, 2 Rue Chapon .,Paris —Producer.
Paleographic designs. Manuscript of the fifteenth cen-tury on parchment, medieval style.
915 Mae iily, —, 69 Rue du Rocher , Paris —Inventor.
Plan of a machine for extracting oil from bituminousschist.
[It is a singular fact, which is now assuming muchcommercial prominence, that a considerable quantity of a(laid (hydrocarbon), commonly known as mineral oil, mavbe extracted in various ways from bituminous schist. By