Queen Continental 



No, I 



PRICES, FROM $75.00 TO $t75.00 



No. Ill /M! No. II 



Prices 



Prices 



From $35.00 ^|^ ^ \/f^ From $48.00 



Special rates to stu- 

 dents, colleges, ^Mffi*^^'^ ^''*^ " """^ '■^S"'^'' 

 hospitals TS^^|H Physician's 

 etc. I Microscope. 



The Continental, No. I, by its perfect arrangement 

 for controlling the illumination up to the extreme 

 limit of obliquity, is par excellence the instrument 

 for the diatomist and other workers on objects of 

 the most difficult resolution. 



See Catalogue BM, sent post free. 



Queen & Co., inc., ^^^^ ^^^^^^^^^ ^t. 



^ ^ PHILADELPHIA 



59 Fifth Avenue, NEW YORK 



29 



