Across
- 5. invented by Sir James Young Simpson
- 7. invented by Galileo in the year 1593
- 9. invented by Alexander Fleming in the year 1928
- 10. invented by Thomas Edison in the year 1878
Down
- 1. invented by Evangelista Torricelli in the year 1643
- 2. invented by Zacharis Janssen in the year 1590
- 3. invented by Rene Laennec in the year 1816
- 4. invented by Dr. Felix Hoffman in the year 1899
- 6. invented by Elisha G. Otis in the year 1852
- 8. invented by Jules Janssen in the year 1868
- 11. invented by William Sturgeon in the year 1824
