drop box
An electric outlet box hung from above, as in a theater stagehouse where it is fed by a cable from […]
A device used to confine or to direct the flow of a falling stream of concrete; may be articulated or
A large sheet of cloth, paper, or plastic which is spread over a floor, furniture, etc., as a protection against
On the theater stage, any curtain that moves up and down, rather than from side to side.
A well constructed by driving a pipe into the ground; usually fitted with a well point and screen.