Alphabetical Name and Subject-matter Index. 



1125 



Page 

 Tackle 266, 271 



- frame . 271 



Tangent electrometer 801 



- galvanometer . . . .871 873 

 galvanometer ring for school 



galvanometer 877 



Tangential wheel 356 



Tantalus Cup 380 



Tap 207 



- (Neumann's), calorimetric 



heating apparatus . . . .617 



Tape measure 223 



Tare balances 236 



Target, pistol and stand . . . 263 



Tassel of paper 825 



Taudin-Chabot, Cycloidal gear. 324 

 Technical balances .... 234, 235 



- decade resistances .... 923 



- measuring instruments . 905 911 



- polarisation apparatus . .561 



Tecln's Burner 209 



Telefunken system of wireless 



telegraphy 1050 



Telegraph cables, sections . . . 962 

 Telegraphy, electromagnetic . . 958 



- wireless . . . 1040, 1046 1053 

 Telephone .... 460, 10541060 



- bridge 928 



- for measurements 886 



- installation 1055 



- receiver with antiphone 930, 935 

 Telephonic lecture instruments 1055 



Telephonograph 1057 



Telephony 10541060 



- wireless , . 1057 



Telescope 540 543 



Telescope, demonstrating . 473, 497 



- for reading galvanometers . 890 



- for reading mirror instru- 



ments 893 



- for reading . scales .... 225 

 -models 531 



- with scale 891 



Telurion-Lunarion 662 



Temperature change on expansion 



and contraction of gases. 626 



- determining with thermo- 



couple 1062 



- drop in solids 640 



- drop in a solid, see also . . 599 



- influence on resistance . .912 



Tempered steel wires 788 



Tenfold solenoid 968 



- wire frame 968 



Tensile apparatus, see monochord 441 



- forces measured 310 



Tension and acceleration meter 257 



- model 307 



- of steam 602 606 



- of surface . . . : . .361 363 



- of water vapour . . .601 606 

 Tensive force of vapours . . . 365 

 Tensive and compressive strain 269 

 Terminal board for galvanometers 879 



Terminals 865, 866 



Terquem, Burner for monochro- 

 matic light 512 



Terrestrial globe 660 



- magnetism, horizontal inten- 



sity 796 



- telescope 541 543 



- telescope, model 531 



Tesla, High frequency experi- 

 ments 1030 1036 



- Lamp 1034 



- Three-phase motor . 1002, 1003 

 -Transformer with Leyden 



jar 1045 



Test apparatus for lightning ar- 

 rester 928 



- ball 810 



- on ebonite rod .... 805 



Page 

 Test card, astigmatic 522 



- certificate for thermometers 585 



disc 810 



- on ebonite rod .... 805 



- electroscope 802, 812 



- glasses 217 



- glass holder 217 



- stand 217 



- needle 786 



- pieces for calorimeter . . . 618 



Tester for coherer 1049 



Testimonials XI XIV 



Testimonials as to Fittings, see 



vol. I. 



- re experimental switchboards, 



see vol. I. 



- re laboratory apparatus sup- 



plied, see vol. I. 



- re projection apparatus, see 



vol. I. 



Testing and calibrating thermo- 

 meters 225 



- apparatus for thermometers . 581 



- condenser 935 



- church bells 438 



- electroscope 802, 812 



- illuminating gas. Ask for 



quotations 



Tetrahedra of platinum .... 615 

 Thenard and Gay-Lussac, Tension 



of vapours ; 604 



Theodolite models 532 



Theodolites 532, 533 



Theorem, Doppler's 435 



Theory of electrons . . . 1025, 1026 



- of lines of force . . .962 965 

 Thermal conduction in metal rods 



638640, 590, 596, 599 

 nt liquids and gases 



640648, 597, 599 



consumption, on evapora- 



ting 597 



- convection in liquids and 



gases 641, 642 



- effects of electric current 



936940, 588, 593, 598 



energy and total energy . . 937 



- expansion . . . 567 584, 589 



- reflection 642, 643 



- supply for radiant heat. . 642 



Thermo-cell 1062 



Thermocouple (electric pyro- 

 meter) 584 



- for inserting in the hydraulic 



press 601 



- rotating 289, 1062 



- (wave detector) 1052 



Thermoelectric cross 1063 



Thermo-electricity 787, 1061 1064 



Thermographs 579, 651 



Thermo -Hygrograph 651 



- -magnetic apparatus. . . . 796 

 Thermometer . . 576 587, 930, 935 



- electric 829 



- for calorimeter .... 623, 624 



- for low temperatures. . . . 610 



- for schools 578 



- for springs 651 



- for standard cell 845 



- in vacuo 645 



- mercury resistance th. . . 937 



- metastatic 615 



- on stand for concave mirror 



experiments 643 



screen 650 



- tested and calibrated . . . 225 



- testing apparatus 581 



Thermometrograph 579 



Thermopiles for demonstrations 



1062, 1063, 1074 



- for generating currents 859, 860 



- for optical experiments 646, 647 



Page 



Thermo regulator 207, 208 



Thermoscope 588 600 



Thermoscope after Weinhold for 

 showing maximum of 

 density 573 



- for radiant heat 588, 643 



- (Drebbel's) 567 



(Galilei's) 567 



(Kolbe's) 595 



(Looser's) 589 



- (Rebenstorff's) 600 



- used as manometer .... 594 



- (Weinhold's) . . .573, 588, 643 

 Thermoscopic coloured sheets 600, 642 



- sound 600 



Thermostat, Ostwald's .... 930 



Thick artificial corks 597 



Thierfelder, Cycloidal double rail- 

 way 267 



Thin liquid films 543 



- plates and their colours 543, 544 



- walled dish of sheet copper 607 



Thoma, Hematometer 538 



Thompson, Cone for producing a 



rainbow 503 



- Wave machine for Hertzian 



waves 412 



- Glan prisms 565 



Thomson, Aluminium egg . . .1004 



- Experiments of inductive 



repulsion 1008 



- Double bridge 927 



- Lowering of the melting point 



by pressure 607 



- Luminous sphere 1024 



- Magnetizing ring loin 



- Repelling action of electric 



field 10081010 



- Replenishes 842 



- Vacuum tube 1023 



- -Kirchhoff, Electrometer 



balance 844 



Mascart, Quadrant electro- 

 meter 841 



Szymanski, Mirror galvano- 

 meter 883 



Weinhold, Quadrant electro- 

 meter 842 



Thorium light burners see vol. I. 



Thornycroft, Boiler 636 



Three phase and alternating cur- 

 rent 10001006 



Three phase continuous current 



transformer, see vol. I. 

 -phase current dynamo 992 994 



- model 1003 



- motors 1006 



- electrolytic rectifiers. . 864 

 motor . . 1000, 1002, 1003 



- -three-phase transformer 1008 



- transformer, 

 see also vol. I. 



- -port slide valve cylinder 



631633 



-way cock 207 



Throwing apparatus for screw 



flyers 409 



Thrust crank chain 316 



Thrusts in a crankshaft .... 304 

 Thunder cloud, electric .... 827 

 Time is necessary for the change 



of condition of motion . .251 



Tinder box 410 



Tinfoil screen 647 



Tipping device for steel cylinders 609 

 Tone impact apparatus . . . .461 



- manometer 429 



- variator 446 



Tongs for crucibles 215 



- for mercury 215 



Tongue, anatomical model . . 1069 

 Tonometers . . 446 448 



See also the Subject-matter Index in vol. I. 



