1st Dec, 2021 9:30

The Collectors Sale

 
Lot 188
 

A Rare Siemens Halske Watt Meter

c.1890, signed to the dial on the top Siemens Halske A O and stamped to the ftont LAB, on mahogany base with three screw leveling feet, with oil reservoior for damping coil movment, with all brass terminals with period canvas cover with handwritten electrical engineering formulae, 32cm tall

Estimated at £80 - £120

 

c.1890, signed to the dial on the top Siemens Halske A O and stamped to the ftont LAB, on mahogany base with three screw leveling feet, with oil reservoior for damping coil movment, with all brass terminals with period canvas cover with handwritten electrical engineering formulae, 32cm tall

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