STUDY OF SELECTIONS FOB SIZE, SHAPE, AND COLOR OF HENS' EGGS 203 



FlG. 10. PHOTOGRAPHIC STUDY OF SIZE AND SHAPE CHARACTERS 



This shows the appearance of the sensitized paper after exposure under the eggs and subsequent 

 development. A record is made at the time of the exposure, identifying each egg so that, if desired, 

 it may be used later in a group with all other eggs laid by the same hen 



