14 



> ^^" 



^^TIT^^^ 



KEUFFEL & ESSER CO. NEW YORK. 



ANGLE MIRRORS. 



5750. 



No. 5750. 5751. 



Angle Mirror, for angles of 90 de- 

 grees, with small plumbbob. The 

 handle can be unscrewed and 

 stowed in frame of instrument. 

 Size of instrument 2|x2Xlf in., 



in morocco Case each $ " 



5751. Angle Mirror, plain, for angles of 90 degrees in morocco Case, 



5 00 



ANEROID BAROMETERS. 



No. 5855. 



No. 5880. 



5855. Watch pattern, gilt case, If in. diameter, silvered dial, 



revolving scale 3000 feet, compensated for temper- 

 ature, in morocco Case 



5856. Like No. 5855, but altitude scale 6000 feet 



5857. 5855, 12000 



5858 5855, 18000 ...'.. 



5880. Pocket pattern, brass case, 2| in. diameter, silvered dial, 



revolving altitude scale 3000 feet, compensated for 

 temperature, in morocco Case . . . 



5881. Like No. 5880, but altitude scale 6000 feet . . . 



5882. " 5880, u u u 12000 u .... 



5883. 5880, u u 18000 



20 00 

 18 80 



20 00 



21 50 



each $ 21 00 



20 00 



21 00 



22 00 



