meteograph

The meteograph, with the anemograph, cost £600, but the great advantage is that no assistant is required to sit up at night, and that all the figures wanted for climatic constants are ready tabulated without any further labor.

Scientific American Supplement, No. 611, September 17, 1887 Various

Here is located Thiorell's meteograph, which records automatically every quarter of an hour on a slip of paper the height of the barometer, and the readings of the wet and dry thermometers.

Scientific American Supplement, No. 611, September 17, 1887 Various

This meteograph of Thiorell's is a very remarkable instrument.

Scientific American Supplement, No. 611, September 17, 1887 Various