PLATE VIII. 



Fig. 31. 



Fig. 33. 



Octagonal box for holding eight microscopes, 

 illuminated by one lamp in the centre, p. 16. 



Fig. 32. 



Section of Fig. 31. showing relative positions 

 of microscope and lamp, mode of fixing. &:c. 



p. 16. 



Fig. 35. 



Simple arrauuement for adapting stage and 



mirror to body for photographic work. 



After Air. Highley. 



Another arrangement for mounting four of the pocket 

 microscopes, p. 18. 



Front view of the arrangement represented in Fig. 33. p. 16. 



Fig 36. 



The arrangement by which dia- 

 phragm, mirror, and condenser 

 may be adapted to the pocket 

 microscope, p. 16. 



Waistcoat pocket microscope, 



only 4 inches long. Made 



by Mr. Highley. p. 16. 



[To face page IS. 



