50 cm long, with spherometer and 3 test rods of different metals, horizontal pattern
A. with brass C.P. pipe
B. with steel C.P. pipe

Vertical and Horizontal type, specially designed to measure the linear expansion of metals with the help of optical lever as well as spherometer
A. with brass C.P. pipe
B. with steel C.P. pipe

Fitted in borosil glass tube, superior

With a jointless copper vessel, nicely polished wooden box, thermometer holder and copper stirrer
A. with 7.5 x 5 cm copper vessel
B. with 7.5 x 10 cm copper vessel

Consisting of a copper vessel, outer wooden box with ebonite top having holes for thermometer and stirrer. Fitted with terminals connected to a coil of wire for current upto 3 amps
A. with 7.5 x 5 cm copper vessel
B. with 7.5 x 10 cm copper vessel

For Joule’s calorimeter

Made from high grade stainless steel, nicely polished with spoon at one end
A. 15 cm
B. 20 cm

15 x 15 cm with asbestos centre 1st quality with thick G.I. wire

Same as above, in metal frame

With concentric rings
A. 12.5 cm
B. 15 cm