Junior Slider Switchboard / Junior H A Slider Dimmerboard  (1950)
Strand


Junior HA12 Slider Board (1963)


See also:


Documents


1953 Theatrical Lighting - Control (July 1952)
Junior Type Stage Switchboards
From Bob Anderson Collection

1953 Theatrical Lighting - Control (July 1952)
Junior Type Switchboards
From Bob Anderson Collection


Back to Control - Direct (Strand)


332