TESSERA n.
and like purposes; also, a similar piece of ivory, bone, wood, etc., used as a ticket of admission to theaters, or as a certificate for successful gladiators, and as a token for various other purposes. Fairholt.
WINDOW n.
An opening in the wall of a building for the admission of light and air, usually closed by casements or sashes containing some transparent material, as glass, and capable of being opened and shut at pleasure. I leaped from the window of the citadel. Shak. Then to come, in spite of sorrow, And at my window bid good morr…