192 



THE MICROSCOPE. 



Dec. 



Gold crystals, 6i 

 Guan , 51 



Histology, literature, 154 

 Hydrogen dioxide, 157 



Ice, dangerous, 46 

 Illinois, scientific work, 13 

 Illumination, Cunningham's cri- 

 ticized, 146, 153, 169 

 dark ground, 155 

 Immunity, definition, 171 

 Ink for glass, 27 



Insects, mounting when small, 143 

 Iron wood, section of stem, 18 

 Ivy, section of stem, 114 



Leaves, bleached, 152 

 Litchens, examining, 12, 94 

 Linen-prover, 107 



Marine organisms, slides, 8, 27 

 Medical education, higher, 14 

 Meridium circulare, 45 

 Metals, cr3^stals, 61 

 Microphotograph, simplified 30. 

 156, 183 



Walmsley's enlargement, 10 

 Microscope, for beginners, no, 175 



biolofiical, Swift & Son, 92 



and dairy, 98 



dissecting, 155, 188 



lucernal, 107 



and natural history, 91 



for recreation, 142 



selecting, hints, 107, 137 



stage, 180 

 Microscopical apparatus, 143 



Society, constitution, etc.: — 

 Belgium, 72 

 Lincoln, Nebraska, 89 

 Ottumwa, Iowa, 105 



Soiree, Washington, 9, 54 

 Microscopist, a lady, 75 

 Microtome knives, care of, 4 

 Mosses, mounting, 78 

 Mounting with glycerin, 56 



brass plate for, 131 



balsam, to clean slides, 114 



for polariscope, 183 



fresh, 172 



finishing, 56 



ringing, 45 



with starch, 182 



with asphalt. 184 

 Newberry Fund, 15 

 Nosepiece, double, 154 



Objects, fixed to a slide, 172 



Objects under the microscope, i, 

 17, 33. 49, 65, 81, 97, 113, 

 129, 145, 159. 



Objectives, Immersion, 133 



Ocular, catoptric, 10 



Ophiocoma, discs, i 



Oysters carry typhoid, 179 



Paraffin, 182 



Paste-eels, 109 



Petrifying method, 10 



Photograph without a camera, 6 



Platinum crystals, 61 



Pollen, examining and mounting, 



109 

 tubes, 61 

 Potassium permanganate and 



cyanide, 103 

 Practical suggestions, 11, 30, 45, 



61, 76, 93, 109, 128, 143, 154, 



172 

 Protococcus, mounting, 85 

 Publications, 31,46, 63, 78,95, no, 



158 



Queen & Co., assignment, 170 

 Questions answered, 10, 29, 44, 60, 

 93. 107, 154, 171 



Radiolaria. cleaning and mount- 

 ing, 29 

 from Manitoba, 49 

 Rock, grinding slices, 108 



Sand grains, what they teach, 159 



Scalariform ducts, 3 



Science Gossip, 13, 31, 46, 63, 157, 



173 

 Sclerenchyma, examining, 12 

 Section, bay berry tallow method, 



31 



cutting, II 



of teeth, petrifying method, 10 

 Shanks, Dr. S. G,, 10, 29, 44, 60, 



93, 107, 154, 171 

 Shepherd's purse, 45 

 Silver, crystals, 61 

 vSlides, mailing, 44 



made with asphalt. 184 

 Smelt, examining, 65 

 Snails, tenacity of life, 28 

 Snow, red, 50 



Snowthistle, section of stem, 113 

 Spermatozoa, how to detect, 44 

 Spiders' thread, diameter, 58 

 Sponges, 21 



Spontaneous generation, 39 

 Spot lens, 93 

 Spottiswoode, Mrs., 75 



