water and distribute their contents through 22,829 2-5 feet of piping; 538 persons have places assigned wherein to change their attire. The musicians have a foyer with 100 closets for their instruments.'

The author remarks of his visit to the Opera House that it `was almost as bewildering as it was agreeable. Giant stairways and colossal halls, huge frescoes and enormous mirrors, gold and marble, satin and velvet, met the eye at every turn.'

In a recent letter Mr. André Castaigne, whose remarkable pictures illustrate the text, speaks of a river or lake under the Opera House and mentions the fact that there are now also three metropolitan railway tunnels, one on top of the other.