Manger & Avery Patent OCT. 24, 1905 Polarity Indicator not Pocket Level - 101766

$ 125.00
  • Unusual Patented OCT. 24, 1905 Manhattan Pocket Level - 101766

Manger & Avery Patent OCT. 24, 1905 Polarity Indicator not Pocket Level - 101766

$ 125.00
Item #: 101766

3 3/4 inch L. Hard rubber with a steel eclipse cover.  There are platinum electrodes inside the vial. Marked Manhattan

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Unusual Patented OCT. 24, 1905 Manhattan Pocket Level - 101766
Unusual Patented OCT. 24, 1905 Manhattan Pocket Level - 101766
Manger & Avery Patent OCT. 24, 1905 Polarity Indicator not Pocket Level - 101766

3 3/4 inch L. Hard rubber with a steel eclipse cover.  There are platinum electrodes inside the vial. Marked Manhattan