24th May, 2023 12:00
Fine Instruments of Science, Medicine and Books
An AVO Valve Characteristic Meter Mark IV
English, c.1959, marked to the front 'VALVE CHARACTERISTIC METER MARK IV' and marked AVO to the top dial, complete with original valve data manual, blueprints and other valve data books,
Note: untested sold not subject to return
Sold for £750
Result plus buyers premium
English, c.1959, marked to the front 'VALVE CHARACTERISTIC METER MARK IV' and marked AVO to the top dial, complete with original valve data manual, blueprints and other valve data books,
Note: untested sold not subject to return
