Mother: Yes; all of these and others as well must have air to make sound. But I wanted to tell you that in the wonderful house we live in there is the most perfect organ you can imagine. I am sure there is none like it, none that can make such sweet music, and I have seen many, and heard the largest pipe-organ in the world.
Helen: Where can it be?
Mother: And it not only makes the finest, sweetest music, but it can laugh and talk. Sometimes its tone is soft and sweet, but it can be made loud and harsh if the master wishes. This curious little organ has a room all to itself, and—
Elmer: Do you mean the voice?
Mother: There! you guessed it the first time.
Amy: Where is the organ, mother?
Cornet.
Mother: In the top of the windpipe, in the throat. It is really a part of the windpipe itself, and this curious little room has walls at the sides, but no floor. The little trap-door which keeps food from going to the bath room forms the top of the music room.
Percy: How large is it?