T-shaped glass tubes, with larger diameter tube as the horizontal section of the T; protruding additional tube or arm on top of the T, near the T-section, forming a bulb above the protrusion; steel or other metallic rod inserted for short distance down the vertical tube, from the T section; right horizontal of T, frosted internally and apparently covering another metal rod within; tip of right arm of T, broken off, with sharp point, but the whole, still exhibitable.
Created by
Smithsonian National Air and Space Museum
Date Created
11/18/2021
Source
Smithsonian National Air and Space Museum
Keywords
Engineers; Space
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