Origin of thermograph
Examples from the Web for thermograph
Historical Examples of thermograph
In the instrument-screen we had a thermograph, hygrometer, and thermometers.The South Pole, Volumes 1 and 2
The general care of the barograph is the same as that of the thermograph.Practical Exercises in Elementary Meteorology
Robert DeCourcy Ward
McLean attended to the thermograph which Bage and I had installed in the autumn.
During my absence Robert occupied my tent, where the barograph and the thermograph ticked on my boxes.Trans-Himalaya, Vol. 1 (of 2)
The bag was raised to the top of a six-foot snow mound, a thermograph being placed alongside.