Vintage Honeywell Rubicon Instruments Potentiometer NO. 2745 w/Wood Case FREE SH

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ESTATE* VINTAGE HONEYWELL RUBICON 2745 POTENTIOMETER w/ KEY to LOCK IT ~NICE

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Vintage Rubicon Instruments Potentiometer model 2781

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Vintage Honeywell Rubicon Instruments Model 2700 Potentiometer

ESTATE* VINTAGE RUBICON TYPE B POTENTIOMETER BRIDGE w/PAPERWORK ~ SUPER NICE!!