Color Photography Explained — 7 



In thii picture the blue and red separation negatives are 



shown as printed in their respective complementary yellow and 



blue-green colors. Here it will be seen that the yellow and blue-green 



together make up the spectral green shown in the first 



print, and that this illustralion, together with the 



last two havi each combined to produce 



one of the three original colors. 



