ELEMENTARY PHOTO-MICROGRAPHY. PLATE II. 

 TAKEN BY DIRECT LIGHT. 



Section of human tongue. 3in. objective. No condenser. " A " eyepiece. 

 Chromatic plate. One minute. X 16 



Section of clematis stem. 3in. objective. Rapid plate. " A " eyepiece. 

 One minute, x 14. 



