Show Appearances
- September 28, 2003
Topic: The Tangled Saga of the Joseph Papp Noble Gas Engine: theDream Engine of the 1960s with no exhaust, no cooling system and a fuel that might last months
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Topic: The Tangled Saga of the Joseph Papp Noble Gas Engine: theDream Engine of the 1960s with no exhaust, no cooling system and a fuel that might last months