SOLD BY C. BAKER, 243 & 244, HIGH HOLBOKN. 7 



8. d. 



A very superior three-draw Military or Reconnoitring Tele- 

 scope, thirty inches when drawn out, and nine inches 

 when closed, the object glass of two inches clear 

 aperture ; giving an amount of power and brilliancy 

 of definition not to be surpassed, leather covered and 

 leather caps, and sling ... ... ... 330 



Ditto ditto, with two draws ... .. ... 2150 



A beautifully finished portable four-draw German silver 

 Telescope, with sliding sun shade and whalebone 

 body, when drawn oat twenty-eight inches, and 

 closed eight inches, object gla^s one-and-five- eighth 

 inch diameter ; the most powerful of its size that can 

 be manufactured ... ... ... ... 300 



Ditto ditto, with 3 draws ... ... ... 2 15 



Leather Case, with sling, for ditto ... ... 086 



A well finished three-draw brass mounted Telescope, 

 covered with leather, and sliding sun shade, and 

 pancreatic eye piece for any increase of power ; 

 30 inches when drawn out, and 10 inches when closed, 

 object glass one-and- five-eighth diameter ... ... 2 2 



Ditto ditto, without pancreatic eye piece or sun 



shade ... ... ... ... ... 1 15 



Ditto ditto, with mahogany or rose\vood body ... 1 L2 6 



A great variety of every description of second-hand Astronomical and Day Telescopes 

 at every variety of price, and size always in stock. 



BAROMETERS AND THERMOMETERS. 



Beautifully finished exposed tube rosewood pediment 



Barometer, ivory scale, with sliding vernier ... 176 



Ditto ditto, with large column of mercury, and 



adjusting rack vernier, massively mounted in oak 

 frame ... ... ... ... ...200 



Ditto ditto, in mahogany or rosewood frame 220 



Massively mounted oak Barometer, with extra large 

 column of mercury, having a double scale, with 

 double rack verniers ... ... ... 276 



Ditto ditto, in rosewood or mahogany ... 2 10 



Ditto ditto, in carved mahogany or rosewood 



frames, beautifully executed with very large columns 

 of mercury ... ... ... ... ...440 



The improved aneroid Barometer, with case complete 250 



Ditto ditto, with thermometer attached ... 2 10 



Ditto ditto, and silver dial ... ... ... 2 15 



