The supervisory lamp associated with the peg in the wanted subscriber's jack glows from the time that the peg is inserted until the subscriber responds, when it darkens, in which condition it remains until the subscriber restores the receiver to the hook and causes the lamp to light up again.
As far as can be judged, the emblems of the original Physiologus were the following: (I) the lion (footprints rubbed out with tail; sleeps with eyes open; cubs receive life only three days after birth by their father's breath); (2) the sun-lizard (restores its sight by looking at the sun); (3) the charadrius (Deut.
Nature then restores them very rapidly.
When he comes to the point where his memory has been clouded by Hagen's spells, Hagen restores his memory with another magic potion.
He is told of a weed which restores youth to the one grown old.