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Subject Minneapolis-Honeywell Regulator Company Remove constraint Subject: Minneapolis-Honeywell Regulator Company

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    • 1950 – 1959

    Wooden box with metal instrument panel on top; four small black rubber feet on bottom; front of wooden box contains printed instructions and folds down to show inside of instrument; rectangular wooden area attached to…

    • 1960

    Six volt galvanometer in a rectangular wooden case with rubber feet. A brass lever at the top of the case provides coarse zero adjustment; two black plastic and metal knobs on the right side of the case provide fine…