NEGEETTI AND ZAMBEA, HOLBOBN YIADUCT, E.C., 267 



023 Negretti and Zambra Large Binocular Microscope, with graduated 

 rotating Goniometer stage with rectangular motions, graduated rotating 

 Sub-stage, flat and concave Mirrors, clamping arm to fix instrument at 

 any angle, coarse and fine adjustments, two A, two B, one C, one D, 

 one Micrometer and one Kellner's Orthoscopic Eye-pieces, eight best 

 Achromatic Object Glasses, viz., 3-inch, 2-inch, l|-inch, 1-inch, ^-inch, 

 -inch, -inch, ^-inch, three Lieberkuhns, Gillett's Achromatic Condenser, 

 large Paraboloid, large Spot Lens, Stand and Stage Condensers, side 

 Illuminator, Polarising Apparatus, Barker's Revolving Selenite Stage, 

 Brook's double Nose-piece, Lister's Dark Wells, Reversible Compressorium, 

 High Power Compressorium, large and small Live Boxes, Camera Lucida, 

 Stage Forceps, Stage Micrometer, straight and curved Forceps, two Glass 

 Troughs, two Stage Plates, two Dissecting Plates, Frog Plate, three 

 Modifiers, Dipping Tubes in case. Fitted in Solid Mahogany Cabinet for 

 the instrument and flat Case for the apparatus, with draw for containing 

 Mounted Objects, Form of Stand, &c., as fig. 922 . . . 150 



924 Extra Large Binocular Microscope, with Goniometer Stage, Diaphragm and 

 seven Eye-pieces, 2 A, 2 B, 2 C, two Orthoscopic Eye-pieces, one D, 

 one E Achromatic Eye-piece, one Centreing Eye-piece, best 4-inch, 3-inch, 

 2-inch, l^-inch, 1-inch, |-inch, ^-incb, ^-inch, -g-inch, -j^inch Achromatic 

 Objectives, 2-inch, 1^-inch, 1-inch, ^-inch Lieberkuhns in box, Silver 

 Side Reflector, Reversible Compressorium, Best Compressorium, Spring 

 Compressorium, Spring Compressorium for high powers, large, second size, 

 and small Live Boxes, Frog Plate, Brook's Double Nose-piece, Best Screw 

 Micrometer, Field's Ratio Polariscope with Rotating Body Prism, Large 

 Spot Lens, Large Paraboloid, Read's Hemispherical Condenser, Gillett's 

 Achromatic Condenser, Lister's Dark Wells and fittings, Amici's Prism, 

 Micro. Spectroscope, Stage Condenser, Stage Forceps, two pair Brass 

 Forceps, one Curved Bottle Forceps, Stage Micrometer in brass mount 

 in morocco case, Maltwood's Finder in case, two Glass Troughs, one Glass 

 Polyp's Trough, thin front, three Dissecting Plates, two Stage Plates, six 

 Tubes in case, box of : Thin Covering Glasses, three Modifiers in box, Large 

 Stand Condenser with Double Rod, Camera Lucida with Dark Shades, 

 Large Flat Walnut Case for Apparatus, with chased work, and Mahogany 

 Cabinet, with glazed door, for Microscope, and flat Case for the apparatus. 



200 



No. 924 can be supplied to special order in a Solid Spanish Mahogany- 

 winged Case, with Plate Glass doors; the wings having a series of Drawers, 

 having Porcelain Tablets and numbered Knobs, for holding 1,000 Microscopic 

 Objects lying flat. Price Extra 22 



The Microscopes Nos. 922, 923, and 924, are especially suited for 

 Presentation Instruments. 



