A GOOD DISSECTING STAND BY ZEISS 



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which we believe to be at present constructed is made by'Zeiss. 

 We illustrate this form, fig. 205. It has a large firm stage 4 inches 

 square and 4^> inches from the table, to which wooden arm-rests can 

 be attached or not, as may be desired. Only one is attached in the 



illustration, and the points of attachment of the other are seen. 

 The stage has a large opening, 3 x 3| inches, into which can be 

 placed either a flat brass plate or a glass substitute, or a metal plate 

 with a half- inch hole in it. Underneath the stage are black and 

 white screens, which can readily be turned aside by the use of the 



