5U 



INDEX. 



Scarlett, 



microscope of, 21 

 Scissors, 



disaecting, 344 



spring, 345 



to sharpen, 346 

 Sealing-wax varnish, cement, 274 

 Sections, 



of bone, to make, 325 



teeth, to make, 329 



shell, to make, 331 



wood, to make, 335, 338 



hair, to make, 341 i 



horn, to tQake, 341 



vegetable tissue, to. make, 332 



of wood, list of, 404 



wood, to mount, 340 



bone, to mount, 328 



teeth, to mount, 330 

 Seeds, testa of, to view, 409 

 CoUomia, 409 

 Selenite stage, 449 



experiments of, 36 

 Seneca, 1 

 Shadbolt, G.. 



apparatus for infusoria, 384, 386 



making cells, 288 



instrument for cutting thin glass, 

 267 



annular condenser of, 205 

 Shade, 



lamp, 160 



chimney, 153 

 Shell, 



specimens of, 428 



sections, to make, 331 

 Schick's microscope, 102 

 Side reflector, 127 

 Siliceous, 



vegetable skeletons, to prepare, 

 333 



cuticles, list of, 400 

 Simple microscope, 47 



magnifying powers of, 64 

 Single lenses, 64 

 Skin, specimens of, 435 

 Slack, 



dissecting microscope of, 66 

 Slides, 



edging of, 264 



labelling of, 486 



method of cleaning, 311, 484 



mounting objects on, 321 

 Smith, J., 



microscope of, 44 



portable dissecting microscope, 

 54 

 Bmith and Beck, 62 



achromatic compound micro- 

 scope, 87, 501 



Smith and Beck, 

 smaller, 90 



improved smaller, 501 

 student's raicroscope. 91 

 achromatic condenser, 115 



Spherical aberration, 159 



Spencer, Mr., 

 lamp of, 157 

 apparatus for infusoria, 386 



Spider, 



circulation of blood in, 363 

 wort, circulation in, 3'77 



Spiracles of insects, 423 

 to dissect, 361 



Spiral vessels, 402 



Spirit lamp, 306 



Spores of ferns, 407 



Spring scissors, 345 



Sponges, list of, 413 



movement, 69 



Turrell's, 76 



lever, Alfred White's. 89 

 Stand, 



compound microscope, parts 

 of, 68 

 Starch, 402 ' 

 Steel mirror, 146 

 Stems, structure of, 339 

 Stings of insects, 424 

 Stomachs of insects, 424 

 Stops, dark, 128, 202 

 Structure of stems, 339 



T 



Table, 



of magnifying powers, 228 

 of French measures, 229 



Teeth, 



specimens of, 427 

 fossil, specimens of, 428 

 sections of, to make, 329 

 ditto ditto, to mount, 330 



Telescope, DoUand's, 33 



Test objects, discovery of, 38 

 method of examining, 479 

 list of, 467 



Testa of seeds, to view, 409 



Tests, Robert's, 440 



Thwaites, Mr., 



method of mounting Desmidiese, 

 287 



Tissues, 



animal, to dissect, 363 



vegetable, to dissect, 352 



hard vegetable, to make sections 



of, 332 

 ditto ditto, list of, 406 



