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Black History Month Crossword - Innovation, Science & Technology

Across
Invented the potato chip
Inventor of the doorknob and door stop
Lyda Newman was an activist for woman's suffrage and also invented this everyday personal grooming tool
Dr. Charles Richard Drew developed improved techniques for storing blood donations leading to these
Alexander Miles developed this automation..."Going Up? What Floor?"
Lonnie Johnson, US Air Force and former NASA worker, invented this toy AKA Office's weapon of choice
Not the boxer but the astrophysicist, planetary scientist, and Director of the Hayden Planetarium credited with reinvigorating public interest in the wonders of space
Down
African American agricultural scientist and inventor who promoted alternative crops to cotton and methods to prevent soil depletion
NASA astronaut Ron McNair's last shuttle mission
Nurse and innovator Marie Van Brittan Brown received a patent for developing this safety system
Oscar E. Brown invented these "kicks" for thoroughbreds like Secretariat, Seabiscuit and Man o' War
Dr. Vivien Thomas developed a procedure for treating this sky-colored infant disease
Credited with the color IBM PC Monitor and Gigahertz Chip
JF Pickering is credited for the design of this floating air ship
There's no mention of his putting game but, he DID hold more than 50 patents for trains and streetcars
This Jackson is Apple's environmental exec as well as leader of their $100M Racial Equity and Justice Initiative
This gamer is credited for developing the video game cartridge
Augustus Jackson is credited for this cold and creamy treat we ALL scream for
Credited with inventing the clothes dryer
Not the wrestler but the American educator, author, orator, and adviser to several presidents of the United States