PILLISCHER S MICROSCOPE. 



91 



■with a double mirror and one pair of eye-pieces, tlie latter 

 having rack and pinion adjustment. It is seen in fig. 46, 

 and sold as there represented for 61. — a less sum than is 

 charged for altering the larger microscopes. 



pj./ i'j.—PiUiscTier'a No. 1 Binomlar Microncopa. 



