Across
- 3. second african american inventor to recieve a patent
- 4. farming inventor
- 5. Contributed to the science of food preservation
- 9. African American inventor, invented the pacemaker
- 10. first black person to receive a degree from the university of Chicago
- 11. 1st black president of the american psychological association
- 13. first licensed black nurse
- 15. first africab to receive a doctrine in chemistry
- 16. electrical enginneer, business man who was the president of the USA's African union company
- 17. patented a fridge system
- 18. Went to school for agriculture, invented peanut butter
Down
- 1. anthropologist who coined the phrases voluntary and involuntary minority
- 2. founder and ceo of Boston corp.
- 4. African American who obtained U.S patent rights for her improvements for the ironing board
- 6. first female doctor to receive a patent
- 7. Physicist and educator, 1st African American to earn a P.hD from any American Unviversity, completing his dissertaion at Yale in 1876
- 8. first black person to be a member of a unsegregated surgical team
- 12. first black person to perform a successful pericardium surgery
- 13. invented the lacing machine
- 14. exchanged letter with thomas jefferson