Hildreth (Hal) Walker

A-MAN, Inc. STEM Int’l. Science Center to Host Apollo 11 50th Anniversary Celebration, Engineering Day and Dinner Honoring Laser Scientist/Prof. Hildreth “Hal” Walker

A-MAN, Inc. STEM International Science Center will host the Apollo 11’s  50th Anniversary Celebration and Engineering Day, 3 PM on…

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