keyshelf

keyshelf

[′kē‚shelf]
(communications)
Horizontal shelf of a manual telephone switchboard on which are mounted the keys by which the operator switches one or more of the switchboard circuits.
References in periodicals archive ?
At ground level there was a front door (letterbox on it, coatrack within reach of it, lightswitch and keyshelf next to it) up right and a kitchen door (barometer alongside it) up left.