THE POULTRY BOOK. 
101 
the peculiar carriage and the full chest would necessarily he altered; it is pos- 
sible, also, that the colour of chickens so produced would be very uncertain, as 
it in general happens that two White varieties when crossed throw slaty grey or 
other colours. The experiment, however, might readily be tried by a breeder of 
White Dorkings placing a White Cochin hen in his run, and then preserving year 
after year those pullets in which the desired characteristics were most distinctly 
shown, mating the successive generations with White Dorking cocks, not related 
to their progenitors ; or the size of the White Dorking might be increased by 
c'ldopting the mode suggested in the paper of Mr. Douglas, which forms part of 
the last chapter. 
