45, CORNHILL, E.G., AND 122, REGENT STREET, W., LONDON. 



585 



Levels, Ordnance Pattern, 1130. 

 Lever Sliders for Magic Lantern, 1812. 

 Levers, model, sets of, 3022, 3023. 

 Leyden Jars, 2393. 



Experimental, 2402. 

 Jars, Medical, 2395. 

 Lichtenburg's Figures, Apparatus for 



producing, 2489. 



Lieberkuhu or Cup Reflector, 949. 

 Liebig's Condensers, 2211. 



Gas Absorber, 2000. 



., Potash Apparatus, 2137. 



Double Neck Eetort, 2013. 

 Life Boat Station Barometer, page 143. 

 Light, Decomposition of, Model to explain, 



718. 



Light, Electric, page 437. 

 Lightning Conductors or Rods described, 



pages 127 to 129. 

 Lime Cylinders and Balls, 1795. 

 Linen and Cloth Provers, 697. 

 Link Staff, 1236. 

 Liquid Plate Cleaning, 3395. 



Jet, 4015, 3320*. 

 Lithographic Pens, page 336. 

 Live Box, or Animalculse Cage. 986. 

 Lixiviating Jars, 2012. 

 Loadstone, 2642. 



Locomotives, Models of, page 489. 

 Lockets, gold and plated, To Order. 

 Log Glasses, 1402. 

 Massey's Patent, 

 T. Walker's ditto Harpoon, 

 A. Walker's Liverpool Ship, 

 Walker's Cherub Taffrail 

 Long's Patent Wine and Spirit Analyser, 549. 

 Long Range Barometers, Negretti& Zam bra's, 

 pages 14 to 20. 



Glycerine, page 18. 



McNeild's, page 16. 



Howson's, page 15. 



King , page 20. 



Water, page 17. 

 Look-out Glasses, 846. 



Binocular, 791 to 797. 

 Lovi's Beads, see Glasgow Beads, 

 Lucernal Microscope, 1752. 

 Lungs, Glass, 2895. 



Machines, Electrical, pages 412 to 427. 

 Soda Water, page 504. 

 Counting, page 200, 2827. 

 ,, Diving, page 505.1 

 Ice Making, page 507. 

 Galvanic, Magnetic and Medical, 

 pages 412 to 466. 



in > f Pages 

 dp, (324, 325, 



Machines, Weighing, Duckham's Patent, 592. 

 Magazine Cases of Drawing Instruments, 1486. 



or Revolving Stereoscopes, 781. 

 Magdeburg Hemispheres, 2872. 

 Magic Lanterns, page 351. 



Manual, page 350. 



Picture, 2427. 

 Stereoscope, page 230. 

 Maltsters' Rules, page 346. [66, 67. 



Magnaghi's Deep Sea Thermometers, pages 

 Magnesium Wire, 1797. 

 Magnesium Lamps, 1618. 

 Magnetic Counters, page 467. 

 Needles, 2648. 

 Oxide of Iron, 2642. 



Toys, 2683. 



Magneto- Electric Exploder, for Mining or 

 Military Service, page 463. 

 Machines, Clark's, 709. 



Medical, page 459. 



Magnetograph, Self-Recording, page 130. 

 Magnets, page 441. 



Induced or Soft Iron, 2664. 

 Natural or Loadstone, 2642. 

 Terrestrial Rotating, 2691. 

 Bar, 2645. 

 Horse Shoe, 2643. 

 on Brass Foot, 2685. 



Compound, 2644. 



Magnetometer (Sturgeon's) 2693. 

 Magnetometer, Unifilar, Kew Pattern, pages 



131, 513. 

 Magnifiers, Pocket, Watchmakers' and 



Engravers', page 223. 



Magnifying Glasses, Mineralogical, 702, 703. 

 or Print Lenses, 686. 

 Barometer Range, page 14. 

 Malt Gauging Rods, pages 345, 346. 

 Malt Kiln do., page 346. 

 Thermometers, 289. 

 Rods or Sticks, 1651. 

 Receivers, 1683. 

 House Couch Rod, 1685. 

 Steel Cistern ditto, 1684. 

 Tapes, 1686. 

 Mantel or Drawing Room Thermometer, 



page 156. 



Map Meter, or Opisometer, 1279, 1280. 

 Maps, various, Supplied to Order. 

 Marcet's Apparatus, 2946. 

 Marine Vacuum Gauges, pages 196, 207. 

 Hydrometers, pages 188, 183. 

 Thermometers, 374, 362, 372, and 



page 188. 



Barometers, 15 to 18, page 145 

 Binoculars, page 237. 



