﻿XVI, 3. Gaylord: Coraplcte Photo -micrographic Apparatus. 



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For vertical pli(»toi;ra})liy, tlie cutire a])])aratiis is arrangetl as 

 in tigure 3 (the illumiiiatiiig- apparatus is not properly arranged). 



The screw support is lowered to tlie maximum (40 c fall) the 

 Camera is rotated to the horizontal position , raised to the proper 

 height, the slide is puslied forward until the camera is over the 

 microscope. The further arrangemeuts must be seeu froni the figiire. 



