108 
No. 
84 
Dissecting Lens after Brucke, double objective with achro- 
matic lenses of 33 mm aperture and sliding eye-piece, magnifying 5 
to 10 times 
The above two numbers are specially designed for the lens 
holders Nos. I and II. 
Hand Magnifiers. 
87 Achromatic Magnifier, in ivory mount to fold, as above, 
with two achromatic lenses; magnifying 3, 5 and 8 
