TABLE OF CONTENTS. 
XI. Frxine, INTENSIFICATION, AND PRESERVATION OF NEG- 
ATIVE 
Fixing-Bath . 
i Frilling,” and the Remedy g 
Intensification . 
Dark Room for Development’, 
Liberal Supply of Water required . 
Defective Negatives : 
From Improper Adjustment of peaaiebes Appa- 
ratus . 4 Sie at, 2 
From Admission of Rictearieense Tight. 
From Reflection from Interior of pee 
From Imperfect Definition 
From Extraneous Objects in Field . 
From Imperfect Focusing . ; 
From Movement of Apparatus . 
From Over-exposure. . . . 
From Under-exposure . 
From Under-development . 
Varnishing the Negative 
Record of Negatives . 
XII. PHorocrapuine py Rerisctep LicHt 
Use of Lieberkiihn . 
Objectives should have great Bdhiciating Power 
Mounting an Object for seas aie: isl Reflected 
Light . : “ 
XIII. Posirrves upon Guass. : 
Method of making Positives on Glass 
Negatives made from Silver-Prints by Contact 
Outline Drawing on Dry Plates . 
XIV. SELEcTION AND PREPARATION OF OBJECTS FOR PHoTO- 
GRAPHING . 
Micrococci 
Method of ohitntning a “ Pug Culture ” 
Staining by Iodine . 
Mounting Bacteria for Photographing 
Staining with Aniline Colors. 
Bacteria, where found . 
Amebee 
Transparent Obj aie best suited the ‘Photomaphing 
