SWITCHBOARD TL 597
 

Switchboard TL597 1+10 with Telephone No. 166 (Picture taken in 1929)

 

Switchboard TL597 1+10 with Telephone No. 172 (Picture taken in 1929)

 

Switchboard TL597 1+10 with Telephone No. 168 and Unit Auxiliary Apparatus No. 61 (Picture taken in 1929)

 

Switchboard TL597 1+10 with Telephone No. 172 and Unit Auxiliary Apparatus No. 61 (Picture taken in 1929)

 

 

 
 
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Last revised: November 14, 2023

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