These were used for pathology and hematology instruction and make interesting pieces for • microscope enthusiasts. • Slides intact and readable.
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Box: 9.06 x 4.33 x 3.54" (23 x 11 x 9 cm).
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eBay
There are pads that fit each side of the nose. The lenses have a magnifying quality to them so will have been prescription lenses. The pince nez are in good antique condition. There are maker marks to the bridge.
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This bundle of pressure / temperature gauges and thermostats are all vintage, from the same source (the estate of a refrigeration mechanic) and condition varies from acceptable to poor (cloudy lens). All untested, possibly have a use as a display piece or their original use if working.
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eBay
See photo 3.
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eBay