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| Price | Bid Increment |
|---|---|
| $0 | $5 |
| $30 | $10 |
| $100 | $25 |
| $500 | $50 |
| $1,000 | $100 |
| $2,000 | $200 |
| $5,000 | $500 |
| $10,000 | $1,000 |
| $20,000 | $2,000 |
| $50,000 | $5,000 |
| $100,000 | $10,000 |
Nov 5, 2026
Welding Helmet: Nuclear Experiments. GE Pipeliner fiberglass welding helmet from the 1940s. The hood was engineered as heavy-duty Personal Protective Equipment (PPE). During the Manhattan Project, this type of heavy-duty welding helmet was worn by skilled laborers to safely construct massive, airtight nuclear infrastructure—such as uranium enrichment facilities and specialized stainless steel piping networks. Measures 7' x 13".
Light wear from use.
From the John Erwood University of Chicago Nuclear Power Collection.
Erwood was a lab assistant to Enrico Fermi (September 29, 1901-November 28, 1954). Fermi was an Italian physicist renowned for being the creator of the world's first artificial nuclear reactor, Chicago Pile-1, and a member of the Manhattan Project.
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