NESTING-HOUSES 



21 



Tin Houses. Quite a variety of houses may 

 be made from various kinds of tin receptacles, 

 such as tomato-cans, varnish-cans, coffee-cans, 



OBSERVATION BOX OPEN 



etc., by fitting in at one end a circular piece of 

 wood, containing the entrance hole. It is well to 

 place tin receptacles where they will be somewhat 

 shaded, to prevent disaster to the young birds 

 from the excessive heating of the metal. 



