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[Audio recording of excerpt from William P. Lear's speech about steam engine development]
(Item)
Audio recording of excerpt from William P. Lear's speech about steam engine development, circa 1970s. Handwritten label on reel: "U.S. govn't letter, interview."
![[Audio recording of excerpt from William P. Lear's speech about steam engine development]](/application/views/scripts/images/fallback-audio.png "[Audio recording of excerpt from William P. Lear's speech about steam engine development]")
