﻿Band XYI. Heft 3. 



Complete Photo-micrographic Apparatus. 

 Prof. Dr. H. R. Oaylord, 



Buffalo N. Y., U. S. A. 



With three woodcuts. 



The apparatus about to be described, had its origin iu a smaller 

 apparatus Avhich tbe Avriter bad coustructed by tbe firm.of K, Winkel 

 iu Göttmgeu. An improved form of tbe original was biter designed 

 by C. WixKEL, and a description of tbe apparatus was pubbsbed 

 in tbis Journal.^ Our present apparatus is essentially tbat of Winkel 

 completed. 



Tbe principle feature of tbe coustruction is tbe pbiciug of tbe 

 entire apparatus upon one support, at tbe same time connecting tbe 

 Camera and microscope indirectly. 



Tbe Support upon wbicb tbe apparatus rests is a solid cast 

 iron tripod (Figure I a), tbrougb tbe feet of wbicb are levelliug screws 

 {b b b). Directy back of tbe levelling screws are placed rollers 

 {c-c) by means of wbicb tbe entire apparatus may be moved. 



It is only necessary to adjust tbe screws to bring tbe appa- 

 ratus upon a tirm base wbicb may be adjusted to tbe inequalities 

 of tbe floor. Rising from tbe center of tbe tripod is a sbaft {d) 

 upon tbe surface of wbicb is a coarse screw. Eugaged in tbis screw, 

 and supporting tbe sbaft upon tbe neck of tbe tripod , is a large 



1) See this Journ. vol. XIV, 1897, p. 313. 



Zeitschr. f. wiss. Mikroskopie. XVI, 3. 19 



