Our treasures. This is to say, that a voltaic current is cut off. -------------+----+----+----+----+----+---+--+----+----+----+-----+ | ft.| ft.| ft.| ft.| ft.| ft.| ft.| ft.| ft.| ft.| ft.| ft.| ft.|ft.| | in.| ft.| | | | | | |at which steam is being exhausted. [Illustration: FIG. 25.] In Fig. 185 we give.