344 Animal Husbandry 
to lay more eggs in a year when they have lived in the fresh.air 
of a scratching-shed (Fig. 137). 
561. Windows. — These are a very essential part of the poultry 
house. They should be arranged high and low rather than wide, 
Fic. 138.— Interior fixtures, showing perches, droppings-platform and brooding 
coop. 
so as to permit the sun to sweep the entire floor space, as it passes 
from east to west, drying the floor, killing disease germs, warming 
the building, and giving good cheer. In addition to glass, cloth 
windows should also be provided so as to facilitate ventilation. 
Provide one square foot of glass and one of curtain surface for 
each sixteen square feet of floor space. 
