London : Longman, Rees, Orme, Brown, Green, and Longman · leaf 55
hadhis humble abode. Every body esteemed him, and sympathisedwith his misfortunes. At a subsequent period, a petition waspresented to the French government, signed by many distin-guished savans, soliciting a small pension for the venerable octo-genaire; but with what success I have not heard. The… … The water-boiler is shown at //, with the expansion rod, whichregulates the air-door of the ash-pit : a is a stopcock for modi-fying the opening by which the hotter particles of water ascend ;d is the water-pipe of communication, having the heating-pipeof distribution (b) attached to it; which…
Architecture
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