London : Longman, Rees, Orme, Brown, Green, and Longman · leaf 350
will press on the mercury in the intervening ball (c), and drive part ofit over to the terminating tube (</), which end will, in consequence, descendlike the beam of a pair of scales or of a steam-engine. Hence, a moving powerof great nicety and certainty is obtained, the details of the… … / J j 2s ,! II - I I 1 1 1 1 be set to any required temperature, and will give the alarm at a difference ofeven the fourth of a degree either of depression or elevation. It mav be oc-casionally used in gardening, to convey some idea of the changes taking placein the temperature of particular…
Architecture
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