1234 



Subject Matter Index. 



Page 



Coolers for projection lanterns 175 

 Cooling arrangement for projec- 

 tion microscopes ... 166 

 ,, pumps for internal com- 

 bustion engines. . 134 136 

 ,, tanks for internal com- 

 bustion engines. . 134 136 

 ,, vessel for Projection 



apparatus 175 



Cooper-Hewitt, mercury 



vapour rectifier 169 



Copper strand 22 



Cord winders, automatic ... 180 

 Crystals, liquid fluid and solid. 



observation of . . 183, 12] 1, 1223 

 Cupboards, for museum . . 43 46 

 Current-regulators for experi- 

 mental pui-poses .... 125 12!) 



Cylindrical bellows 41 



,, wood-chuck . . . 41, 42 



D 



Dal ton, ,1., portrait .... 37 

 Damper, porcelain, for gas flues 52 

 D a n z i g - L a n g f u h r, lec- 

 ture table 57, 66 



Darkening-Devices 29 32 



,, Testimonials re . . 98 

 ,, references as to some 



already supplied. 98 

 Darkening of Class Room, plan 

 showing arrangements for. . 7 



Dark mirror . 1224 



,, room, collapsible .... 81 

 ,, ,, equipment of 



6, 7982, 99106 



lamps 81 82 



D a r w i n, Charles, portrait . 36 

 Delezenne, analyser . . . 1224 



Desk, Portable 76 



Diaphragms with fine aperture 1226 

 Diaphragmic discs .... 175, 176 

 Diaphragms for mica-projection 166 

 Diapositive holder with change 



frame 174, 1222 



Diffraction phenomena . .158, 1225 



Dimming switch 19 



Direct-alternating current ex- 

 perimental Switchboards . . 125 

 Direct current experimental 



Switchboards 107, 125 



Direct current Dynamos 



138, 147, 148 



Direct-direct current trans- 

 formers 144, 146 



Direct vision prisms 1223 



Distance between objective and 



screen 151 



Distillation Table 74 



Diverging light 157 



Double refracting prisms . . . 1224 

 ,, refraction (projection) . 159 

 ,, switch contact regula- 

 tors 125 126 



switch contact regula- 

 tors and resistances se- 

 parate from experimen- 

 tal switchboards . 114, 116 



Draught boxes 17 



,, Pipes for chemical ex- 

 periments 18 



Pipes (of clay) ... 53 

 D r u m m p n d limelight ... 1 72 

 Diisseldorf, lecture table 62 

 Dvorak, A., portrait. ... 36 

 Dynamos, direct current . 138, 147 

 ,, driven by internal 



combustion engines 136,137 



E 



Page 



57 



Earthenware Basins 



Electric lamp for mirror galva- 

 nometer 22 



,, motors for darkening 



devices 30 32 



Electricity, provision of ... 8 

 Electrochemistry laboratory 



tables 71 



Electrolytic stage 18J- 



Emery disc 41 



P^ngines, gas 134, 135 



internal combustion 



134, 135 



with dynamos . . 136, 137 

 Enlarging Apparatus, photogra- 

 phic . . 186 



Epidiascope 165 



Equipment, advice re 2 8 



for microprojection 

 with epidiascope . 166 

 ,, of Class Rooms 



137, 99106 

 of Class Rooms ac- 



cording toMiiller 106 

 of dark room 



6, 7982, 99106 

 of preparation room 

 and workshop . 37 42 

 of scholars' labo- 

 ratory 6, 4757, 6977 

 ,, of students' work 



rooms . . . .6, 47 57 

 ,, of Workshop 



6, 3742, 99106 



Erecting prisms 182 



Ergin motors 135 



Errata II 



Estimates as to physics and 

 chemistry equipments 



99106 

 ,, for Megadiascopes 



and accessories . . . 1230 

 ,, for projection out- 

 fits 189 



,, re experimental elec- 



tric plant with, gas 



engines 138 



,, re Projection Appa- 

 ratus . . 189190, 1230 

 Experimental Switchboards for 

 alternating and 

 three-phase current 124 

 Switchboards 107 125 

 ,, Switchboards al- 

 ready supplied 133, 134 

 ., Switchboards col- 

 lapsible 118 



,, Switchboards, tes- 



timonials . . 129 131 

 Explosion _Slab (for lowering) 12 



Extension Leaf 



10 



Fanlight darkeners 30 



Fanlight darkener illustration . 85 

 Faraday, Michael, portrait, 



also bust 36 



Fechner, G. F., portrait. . 37 



Films for cinematographs 186, 1226 



Fischer, E., portrait ... 36 



Flange for lathe 41 



Flasks for chemicals 54 



Flexible lighting cable .... 169 

 Flushing tables .... 54, 55, 80 



Flushing troughs 55 



Focus Glow Lamp 171 



Foot board for Oxygen flasks 173 



Page 



Force pumps 22 27 



F o u c a u 1 1, Heliostat ... 36 

 Foundation bolts for dynamos 138 

 Foundation parts for internal 



combustion engines . . 134 135 

 Frankfort o. M., black- 

 board frame with projection 

 screen, platform and lecturers 



desk 89 



Frankfort o. M., portable 



stink cupboard 77 



F r a n k f o r t o. M., Sencken- 

 berg Museum, blackboard 

 frame and lecture desk .... 89 

 Franklin, Benjamin, por- 

 trait, also bust 36 



Fresenius interference mir- 

 ror 1225 



K., portrait . . 36 

 ,, ocular micro- 

 meter 1226 



F r e s n e 1, glass press .... 1225 

 F u e s s, heliostat 35 



G 



G a d a m e r, lecture table . . 68 



G a 1 v a n i, bust 37 



Galvanometer lamp 21 



,, scales 22 



suspension (anti- 



vibration) ... 22 

 ,, suspension boards 22 



Gas burners for Lecture tables 19 

 ,, distributing device .... 19 

 .. engines and dynamos (sets) 136 

 ,, ,, high speed .... 135 



low speed . . , 134, 135 

 ., generating plant . . . 133 134 

 .. lamps ....:... 1921 



,, lamp scale 22 



pressure governors . . 134 136 



Gasoline carburetter 173 



,, for projection appa- 

 ratus 1 73 



., storage vessel .... 173 

 Gauss. K. ,T., portrait, also 



bust 36 



Gerland, G., portrait ... 37 



Geysers 80 



Gibbs, J. W., portrait ... 37 



Glass background 65 



blowing tables . . . . 41, 42 

 ,, cases for setting on gas 



exhaust -of lecture tables 17 



,, plate columns 1224 



press 1224 1225 



sheets 1225 



tube rack 38 



Glow-lamp shade 19 



Graphite Sliding resistances . . 128 

 G r e i 1, Nernst projection lamp 171 

 Grimsehl, Lecture Tables . 12 



Grindstone 41 



G r o s s, carbon resistance . . 128 

 Guldberg, C. M., and P. 



W a a g e, portrait 37 



Gypsum slabs 1225 



Hand lamp for accumulators . 138 

 Hand regulation for projection 



lanterns 170, 171 



Handle for starting gas and other 



engines 134 



Handles, wood 41 



Hanging board for apparatus . 21 

 Hanging board for galvano- 

 meters 22 



Hartnack objectives 1222 



5 



P 



The pages 12011232 are bound behind page 192. 



