Raber Middlefield Antiques 9.21.26
Lot 157:
Description
A Chicago-manufactured antique industrial sight-feed mechanical lubricator. The device is constructed with a rectangular central reservoir made of nickel-plated metal, likely brass or steel, and features a large circular sight glass window centered on the front face. Two vertical brass drip valves with needle adjustments are mounted on the top, alongside two open circular ports. Dimensions: approx. 12 1/2 in. H.
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