[HEATING SYSTEMS]. LESLIE, JOHN. A Short Account of Experiments and Instruments, depending on the Relations of Air to Heat and Moisture. Edinburgh, 1813. 8vo, modern half cloth -- GAUGER, NICOLAS. La Mechanique du Feu... Amsterdam: Schelte, 1714. 12 engraved folding plates. 8vo, contemporary calf, spine gilt, some wear to spine ends -- GAUGER. Fires Improv'd: Being a New Method of Building Chimneys, so as to prevent their Smoaking... London: Senex, 1715. 9 engraved folding plates. 12mo, contemporary calf, rebacked, some wear to corners. First English edition -- GREGSON, JOSEPH. An Essay on those Defects of Buildings dependant on the Nature and Properties of Air... London, 1816. 8vo, later half calf and marbled boards, gilt coat-of-arms on both covers -- CHABANNES, JEAN BAPTISE. On Conducting Air by Forced Ventilation... London, 1818. 19 engraved plates. 8vo, later half morocco, spine tape repaired, worn; library stamps on title -- VILLARINHO DE S. ROMAO. Tratado theorico e pratico sobre a maneira de construir fogoes de sala economics e salubres. Lisboa, 1843. 2 large folding plates. 8vo, modern quarter calf; uncut. (6)