46 L, CASELLA'S CATALOGUE 



174. Garden Thermometer, good plain, 8-inch, on boxwood scale (fig. 174, p. 45) 



018 



or per doz. ,17s. ; half doz., 9s. j perfectly adapted for the greenhouse, stable, dairy, etc. 



175. GABDEN KEGISTEEING MINIMUM THEEMOMETEE, to show present temperature, 



and register the extreme of cold during absence, for pits, greenhouses, and out- 

 door use (fig 175, p. 45) . . . . 036 



176. Garden Registering Maximum Thermometer^ to show present temperature and 



register the extreme of heat during absence, for greenhouses, etc., as above 

 (fig. 176, p. 45) . . . . 086 



177. THE GAEDENEE'S WINDOW THEEMOMETEE, in revolving frame, to turn to any 



angle (fig. 177, p. 47) 046 



178. THE GAEDENEE'S GEOUND THEEMOMETEE, with brass end for temperature of the 



ground when sowing seeds (fig. 178, p. 45) . . . 046 



179. Hot-bed Thermometer (fig. 179, p. 45), especially adapted for pine and [melon 



pits, as well as ground temperature to 18 inches below the surface, with pointed 

 copper tube for protection and plunging into the earth ; a small thermometer 

 is also affixed to the door, by which a comparison of internal and external 

 heat is obtained . . . . , 18 6 to 1 5 



180. Greenhouse or Garden Thermometers^ enamel tubes, boxwood scales and 



japanneo 1 cases for protection, range from to 120, 8 inch., 2s. ; 10 inch., 



030 



* # * The above greenhouse thermometers may be had with porcelain scales, from Is. to 

 Is. 6d. each extra. 



182. DAIEY THEEMOMETEE (insulated) in glass tube (fig. 182, p. 47) especially 



adapted for testing milk . . . . . 018 



183. Milk Test or Lactometer^ for detecting adulteration and showing the relative 



value of milk from different cows . . . . 046 



184. CEEAM TEST for showing the difference in quantity of cream between one cow and 



another, with examples . . . . . 036 



185. The Gardener's Wet and Dry Bulh Hygrometer, for showing the exact 



state of moisture in the greenhouse or open air, with improved porcelain scales 

 (fig. 185, p. 47) . . . . . . 17 6 



186. THE GAEDENEE'S RAIN GAUGE, as described in Symon's work on " Kainfall," and 



from which many of the results quoted in his monthly returns are obtained 



12 6 and 15 6 



187. School or Garden Microscope to be used, either simple or compound, with 



rack- work six powers, with mirror, condenser, infusioria box, forceps, object and 

 glasses, arranged by L. CASELLA to meet the constant wants of the florist and 

 gardener in examining seeds, animalculse, etc. . . 1 5 



188. *THE GAEDENEE'S OE COTTAGE BAEOMETEE (fig. 188, p. 47) . 12 6 



* " The barometer is equal to one in our possession at ten times the price. The thermometer, self-registering 

 and accurately graduated, has proved upon trial to be equally efficient." GARDENER'S CHRONICLE, Sept. 

 ipth, 1857. 



"These instruments should be in the hands of every farmer." " My next month's observations will be 

 made with them." MARK LANE EXPRESS, Sept. i4th, and Oct. sth. 



" Would adorn alike the gardener's cottage or the hall of the mansion. We are much obliged to Mr. 

 CASELLA for thus popularizing these useful instruments. His name is a guarantee for the character of any 

 instrument." COTTAGE GARDENER, Oct. 27, if 



1857. 



[ CASF.LLA'S cottage barometer has lately been brought under our notice, very much to our delight and 

 profit. They have registered with unerring faithfulness the recent changes in the weather." THE FIELD, 

 Nov. 7, 1857. 



