Arrangements for making sound-effects

Full Title

Auxiliaries for producing special effects on stages, or in circuses or arenas > Arrangements for making stage effects; Auxiliary stage appliances > Arrangements for making sound-effects

Classification Context

Section:

HUMAN NECESSITIES

Class:

SPORTS; GAMES; AMUSEMENTS

Subclass:

DEVICES FOR THEATRES, CIRCUSES, OR THE LIKE; CONJURING APPLIANCES OR THE LIKE