SCIE 



Nbw Sekieb 



Vol. XXXIX. No. 1012 



Friday, May 22, 1914 



SiNSLB Copies, 16 Cts. 

 Annual Subbobiption, 86.00 



Combined Drawing and 

 Photomicrographic Apparatus 



Apparatus Arranged for Drawing with 

 instrument Horizontal 



A LABORATORY equipment of ex- 

 ■*-^ ceptionally wide scope, providing 

 primarily for the enlarged reproduction 

 of microscopical objects in several differ- 

 ent ways. Its many possibilities include : 



1. Drawing with apparatus in either horizontal 

 or vertical position. 



2. Photomicrography with camera either hor- 

 izontal or vertical. 



3. Microscopical projection. 



4. Gross photography of large sections or of 

 solid objects. 



5. Lantern slide projection. 



The outfit also provides convenient illu- 

 mination for general microscopical re- 

 search work, such as dark ground illu- 

 mination, etc. Convenient adjustments 

 permit quick interchange in all cases. 



Write for special descriptive 

 circular. 



BAUSCH & LOMB OPTICAL CO. 



409 St. Paul St. ROCHESTER, N. Y. 



NEW YORK: 200 Fifth Ave. 

 WASHINGTON: 613 Fifteenth St., N. W. 

 CHICAGO: 122 S. Michigan Blvd. 



SAN FRANCISCO, 154 Sutter St. 

 FRANKFURT A.M.: G.m.b.H. 31 SchiUerstrasse 

 LONDON: 37 and 38 Hatton Garden, E.G. 



