ZOOLOGY AND BOTANY, MICROSCOPY, ETC. 



303 



he is in the habit of making, in which the stand is constructed in the 

 same way, the " Jackson" limb being continued to the base. It has, 

 however, the addition of a fine adjustment. 



Stem's Microscopes for use with the Electric Light.* — Dr. S. T. 

 Stein has designed the arrangements for applying the incandescent 

 electric light to the Microscope shown in figs. 48 and 49. The 



Fig. 48. 



ingenuity which he has displayed is unquestioned, but we cannot 

 help feeling that after all it is in several respects undesirable that 

 the electric apparatus should be permanently connected with the 

 Microscope. It is, we think, preferable to use a lamp on a separate 

 stand as suggested by Mr. Stearn in this Journal,! and by Dr. Stein 



* Zeitschr. f. Wiss. Mitr., i. (1884) pp. 161-74 (7 figs.). The cliches with 

 which Dr. Stein has obligingly supplied us met with an accident, which has 

 unfortunately delayed the appearance of this notice, prepared for an earlier issue 

 of the Journal. 



t See this Journal, iii. (1883) p. 32. 



