The Dark Room: Developing and Printing 67 



ened, this can be done by a wash of paint (either 

 blue or yellow) on the back of the negative. 



Spotting out simply consists of filling in the 

 transparent spots caused by specks of dust or 

 bubbles in the developer. This may be done 

 with opaque, water colors, or India ink. 



In working upon the print itself, if it is on a 

 matt surface paper (such as platinum, velox, etc.), 

 we should use either the soft, dull pencils, known 

 to artists as the " negro pencil," or else India ink 

 applied with a fine brush. For work on the 

 glossy prints, water colors mixed with a little 

 gum arabic will give good results. 



At times it will be found advisable to locally 

 print some portion of the picture more than the 

 rest. This can be accomplished by carefully 

 shading the remainder of the negative with a 

 piece of cardboard. It should not be held too 

 close to the negative and should be slightly moved 

 about during the time it is held there in order 

 that no sharp line of demarcation may appear on 

 the print. 



The keeping of a large collection of negatives 

 is often a problem. To repack them in the boxes 

 in which the plates originally came only necessi- 

 tates a useless expenditure of time in looking 

 over them when any particular negative is wanted. 

 I enclose each negative in an envelope, on the out- 

 aide of which I mark the number and name of the 



