Vintage Western Electric KS-6291 0-300 mA Plate Current Gauge from ERPI Sound-on-Film WE 46 tube amplifiers used in 1920-30’s Move Projector sound system at Brooklyn Navy Yard and US Navy on-shore installations. From old spare parts stores at former Naval facility.

Condition: used, looks very clean, checked with meter,

Shipped with USPS Priority Mail or FedEx from Brooklyn Navy Yard.