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


Junior HA12 Slider Board (1963)


See also:


Documents


Junior Slider Switchboard Instructions 
[2.7Mb PDF]
From Frederick Brown Collection

1950 Price List - Page 2 (February 1950)
From Strand Archive

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

1963 Lighting for Entertainment page 14 (April 1963)
From Strand Archive


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