103 
No. 
Maries 
mirror. Arranged for Nos. 76 and 78 (10 and 20 dia.). A separate 
lens holder required if lens No. 79 (6 and 10 dia.) is to be used. 
(Price of this holder M. 5. — .) In case fitted with lock and 
handle. (Fig. 51.) Without lenses 
Fig. 52. 
Dissecting Stand IV. 
^Dissecting Stand IV. Constructed on our well-known 
former model ; coarse adjustment by sliding the lens holder, fine 
adjustment by micrometer screw. Concave mirror. (Fig. 52.) 
a) In case on which it screws when in use 
b) With case and separate foot, with rests for the hands. 
c) Without case, screwed to the foot 
The lenses described under the numbers from 80 to 82 
are recommended as particularly suitable for this stand whilst 
Nos. 76 to 79 are not suited for it. 
