all images were to be veiled or covered with wraps. Accordingly, on the top of the screens were galleries by means of which the crucifix could be reached for the veiling on Shrove Tuesday, and the unveiling on Easter Eve.
But the screen served a third purpose, and that was eminently practical. On it sat the orchestra and choir. The gallery was made broad and solid to support them, and was furnished with a back to the west, against which the performers might lean, and which concealed them from the congregation in the nave. These backs have for the most part disappeared; nevertheless, several remain. They naturally were the first part of a screen to give way through the pressure of somnolent human beings against it.
The choir and instrumentalists sat on the rood-screen, where they could see every movement of the priest at the altar, and so take their cues for singing and playing. It was essential that they should be in this position. In Continental churches, where in many places the screens have been mutilated or removed, the choirs still occupy their old places. For
