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USA
- USA
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- USA
- CAN
Ships within 48 hours · Estimated delivery Sep 4 - Sep 9
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Description
Features worn gold filigree
The item itself and info card are both in good condition
this appears to be a simple framed print
bridging household and farmstead use
Vintage Marine Engine Valve & Propeller Motion Demonstrator by Clarence E. Long bike path Features worn gold filigreec. 1930s; Clarence E. Long Marine Engineering School Milwaukee, Wisconsin Mechanical marine engineering demonstrator constructed as an instructional display to illustrate the relationship between propeller rotation and internal valve or linkage motion. Mounted on a painted wooden backboard with integrated base and carry handle, the piece features a brass and steel linkage assembly connected to a small metal propeller. Turning the propeller drives the
Exchange/Return Notes
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