ZOOLOGY AND BOTANY, MICROSCOPY, ETC. 



475 



and the whole of the mechanical stage can be removed by unscrewing 

 two clamp-screws. 



Included in the mahogany case are three objectives, one eye-piece, 

 two live boxes of round form, two stage forceps, and a stand condenser. 



Leitz ^'Microscope Stand B.* — This large model (fig. 70) differs 

 from the stand A \ in having a horse-shoe instead of a tripod foot. It 

 has the Leitz new form of attachable stage with greatly extended 

 mechanical motions. It is inclinable with hinged joint and clamping 



F:g. 71. 



lever. The micrometer screw-head of the fine-adjustment is graduated 

 in divisions of yoVo mm. It is fitted with a swing-out substage con- 

 denser and iris diaphragm. 



Leitz Portable Microscope.! — This instrument (fig. 71) is the same 

 as the Leitz auxiliary laboratory stand, l)ut is specially adapted for 



• E. Leitz' Catalogue, No. 41, English editicn, 1905, pp. 28-9. 



T See this Journal, 1903, p. 665. 



X E. Leitz' Catalogue, No. 41, English editicn, 1905, pp. 5^-4. 



2 I 2 



