Propulsion Systems Laboratory (PSL) test chamber
Mechanics install a Marquardt RJ43-MA-3 ramjet engine in a Propulsion Systems Laboratory (PSL) No. 1 test chamber. (10/5/1954)
Image Credit: NASA/BILL BOWLES
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https://www.nasa.gov/image-detail/grc-1954-c-36898-f64bdb/
Image CreditNASA/BILL BOWLES
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