Hortvet cryoscope thermometer (mercury-in-glass)
Horvet cryoscope thermometer (mercury-in-glass) no.L5935 by A. G(allenkamp) and Co. Ltd, calibrated -2 to +1 degree centigrade by 0.01 degree centigrade, in cardboard tube
Horvet cryoscope thermometer (mercury-in-glass) no.L5935 by A. G(allenkamp) and Co. Ltd, calibrated -2 to +1 degree centigrade by 0.01 degree centigrade, in cardboard tube