thermographs

The barographs worked irreproachably the whole time, but one of the thermographs refused absolutely to work in the open air, and unfortunately the spindle pivot of the other broke as early as April 17.

The South Pole~ Remarks on the Meteorological Observations at Framheim 2009

No proxies, now, just validily measured temperature from a reliable set of thermographs distributed around the world.

The Volokh Conspiracy » “Climategate” and the Social Validation of Knowledge 2009

The barographs and thermographs have been used on all the Norwegian Polar expeditions; the hygrograph is also an old instrument, which, in the course of its career, has worked for over ten years in Christiania, where the atmosphere is by no means merciful to delicate instruments.

The South Pole~ Remarks on the Meteorological Observations at Framheim 2009

In deference to commenters who observed that bathos is deep water, while the recyclable thermographs illustrated above probed shallow water (abathos), I have edited this post to refer to Recyclable AbathyThermographs, also known as RATs, instead of Recyclable BathyThermographs (RBTs) , as in the original post.

Recyclable AbathyThermograph Instruments « Climate Audit 2007

The barographs worked irreproachably the whole time, but one of the thermographs refused absolutely to work in the open air, and unfortunately the spindle pivot of the other broke as early as April 17.

The South Pole; an account of the Norwegian antarctic expedition in the 'Fram', 1910 to 1912 2003

The barographs and thermographs have been used on all the Norwegian Polar expeditions; the hygrograph is also an old instrument, which, in the course of its career, has worked for over ten years in Christiania, where the atmosphere is by no means merciful to delicate instruments.

The South Pole; an account of the Norwegian antarctic expedition in the 'Fram', 1910 to 1912 2003

This is probably the largest number of kites ever sent up in tandem; and although on this occasion the line carried only the thermographs suspended in a basket, the whole weighing not more than two pounds, a very much larger load might have been carried, had it been desired.

McClure's Magazine, Vol. 6, No. 4, March, 1896 Various

It was necessary, therefore, constantly to attend and frequently clean the thermographs, hygrometers and the wireless plant.

The Home of the Blizzard Being the Story of the Australasian Antarctic Expedition, 1911-1914 Douglas Mawson 1920

The barographs worked irreproachably the whole time, but one of the thermographs refused absolutely to work in the open air, and unfortunately the spindle pivot of the other broke as early as April 17.

The South Pole; an account of the Norwegian antarctic expedition in the "Fram," 1910-1912 — Volume 2 Roald Amundsen 1900

The barographs and thermographs have been used on all the Norwegian Polar expeditions; the hygrograph is also an old instrument, which, in the course of its career, has worked for over ten years in Christiania, where the atmosphere is by no means merciful to delicate instruments.

The South Pole; an account of the Norwegian antarctic expedition in the "Fram," 1910-1912 — Volume 2 Roald Amundsen 1900