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Inclined Plane with Angle Measurer
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Inclined Plane With Angle Measurer

(HL-1048 )
Hardwood comprising, cut-away base to allow cord to hang freely and hinged plane 60x7.5cms. with aluminium pulley 28mm diameter, and stepped lower face to accommodate wood block for setting at angles between 240 & 450 aproximately with cylindrical metal roller and scale pan.

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Thermometers(Maximum/Minimum)
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Thermometers(maximum/minimum)

(HL-1049 )
Six's pattern, double scale.Range-200 to 1200 Fx20 F, spirit or mercury filled. Mounted on wooden polished base with magnet.
 
Clinical Thermometer: Screen printed stem, enameled back. Range 940F to 1080F or 350C to 430C in plastic case.

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Barometer, Aneroid
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Barometer, Aneroid

(HL-1050 )
With 100mm dial graduated 28 to 31 inch of mercury and 960 to 1060 millibars. With plated bezel, cover glass and index plastic base approx. 16cm. diameter.

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Hair Hygrometer
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Hair Hygrometer

(HL-1051 )
For measuring of relative humidity in air 0-100x 1% r.h. In metal case.

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Barometer Aneroid Demonstration
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Barometer Aneroid Demonstration

(HL-1052 )
With 100mm dial graduated 28 to 31inch of mercury and 960 to 1060 millibars. With plated bezel, cover glass and index plastic base approx. 16cm diameter. Eclosed in a transparent synthetic case for demonstration purposes. Air tight sealed all round, a pressure bulb is provided to force the movements for educative demonstration.

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Barometer Syphon
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Barometer Syphon

(HL-1053 )
For demonstration, mercury column is feasible and scale graduated in Metric and English system. Zero point adjustment is carried by a screw clamp attached to a glass tube, complete fitted on wooden polished, supplied without mercury.

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Fortins Barometer
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Fortins Barometer

(HL-1054 )
A superior standard mercury barometer suitable for altitudes upto 600 meters. The barometer has a nominal bore of 7mm. graduated scales covering 675 to 810mm. Hg. and 26 to 32inch Hg. The scale of are screw fastened to metal frame at the top of the tube. A vernier reading 0.05mm Hg. and 0.002inch Hg. provided with an adjustment knob is mounted between the two scales. The reservoir has a standard type of adjustment screw and index, and the barometer fitted with -10 to 50deg.C thermometer mounted on a polished base. Complete with working instructions.
 
Fortin's Barometer Mercury for use with above Wooden case for above.

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Manometer
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Manometer

(HL-1055 )
For use at moderate pressures, fabricated from glass tubing 6mm. bore, 8mm outside diameter. Glass manometer with built-in stopcock mounted on back plate. The apparatus is open at both ends and is supplied unfilled, 250mm long, 32mm wide(75mm wide including the side arm)

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Bell In Belljar
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Bell In Belljar

(HL-1056 )
For use on pump plate not less than 15cm. dia. Electric Bell operating 4-6Volts AC/DC, suspended on rubber cord in bell jar. Fine coiled wire connections to terminals mounted in rubber bung sealing the jar.
 
Sizes: 9"x6" and 8"x4"

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Hopes Apparatus
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Hopes Apparatus

(HL-1057 )
To show the maximum density of water. Sheet iron cylinder 203x50mm(height x dia.), mounted on a base and encircled midway along its length by a gallery 63x100mm(height x dia.) Fitted with tubular's to carry thermometers and rubber stoppers. Thermometers for above in set of 2, Range 0-500C

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Conductivity Apparatus
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Conductivity Apparatus

(HL-1058 )
Metal rods 150x3mm.(length x dia.), one each of aluminium, brass, copper, glass and iron, embedded along one side of a metal tank size 150x90x100mm.(length x width x height).

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Thermal Conductivity of Copper, Searles Apparatus
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Thermal Conductivity Of Copper, Searles Apparatus

(HL-1059 )
Cylindrical copper rod about 300mm. length 25mm. diameter, one end containing a steam chamber connected to inlet and outlet tubes, other end of copper rod has cavity connected cia thermometer pockets to water inlet and outlet tubes. Through two thermometers support tubes 75mm. apart are inserted in the rod for finding the temperature at two points.Fitted in teakwood polished case packed with felt with removable front, without thermometers.

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Calorimeter Copper & Aluminium
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Calorimeter Copper & Aluminium

(HL-1060 )
For use on pump plate not less than 15cm. dia. Electric Bell operating 4-6Volts AC/DC, suspended on rubber cord in bell jar. Fine coiled wire connections to terminals mounted in rubber bung sealing the jar.
 
Dimensions are in mm.
75x50 diameter
100x75 diameter

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Calorimeter Set
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Calorimeter Set

(HL-1061 )
A complete set in copper comprising : 1 inner vessel carried on cork supports; 1 outer vessel diameter 1 lid for out vessel with central tubule for thermometer and slit for 1-stirrer.

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Calorimeter
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Calorimeter

(HL-1063 )
Polished Copper, 75x50mm. diameter resting on felt pad inside an outer vessel, 100x75mm. diameter. Outer vessel fitted with detachable cliptype thermometer support. Complete with stirrer.

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