154 



NEGEETTI AND ZAMBEA, HOLBOEN VIADUCT, E.G., 



FIG. 228. 



FIG. 223. 



224 



225 



226 



227 



Each. 

 s. d. 



FIG. 226. 



Each. 

 s. d. 



222 10 or 12-inch Thermometers, Opal Glass Scale, with 



German Silver Mountings, superior workmanship, and 

 elegant appearance, on Oak, Mahogany, or Ebonised 

 backs, with Negretti and Zambra's Patent Enamelled 

 Tubes, suited for Halls, Dining Rooms, Libraries, &c. 

 (figs. 219 and 222), the divisions and figures very 

 plainly marked. Spirit or Mercurial . 21s. 25s. 1 10 220 



223 Porcelain Scale Thermometers, having extra large tubes, 



with very legible scales and words (fig. 223) : 



Single Scales. 



8 -inch. Tubes filled with Mercury 



12 



15 



8 



10 

 12 

 15 

 20 





 

 



Coloured Spirit . 



6 



7 6 

 9 6 

 14 6 

 056 

 066 

 086 

 12 6 

 150 



Double Scales. 



076 

 086 

 10 6 

 16 6 

 066 

 076 

 096 



14 6 



1 10 



WINDOW THERMOMETERS FOR OUT-DOOR USE. 

 Window Thermometers, Porcelain Scales 



on 



10 6 12 6 



Wood Brackets 



Window Thermometers, 8-inch Ivory or Glass Scales, 

 enclosed in glass cylinders, on Oak Brackets, with 



metal tops , . . 12 6 15 



10-inch ditto ditto (fig. 226) 18 



12 -inch ditto ditto 150 1 10 



