4. What is a phonogram?
5. Tell how phonograms became alphabets.
6. Who were the Egyptians and what kind of characters did they use?
7. Who were the Assyrio-Babylonians and what kind of characters did they use?
8. Who were the Cretans and what kind of characters did they use?
9. Who invented the alphabet?
10. Where did they get the material for the alphabet?
11. What is papyrus, and how was it made?
12. What is vellum, and how was it made?
13. Who invented paper, and when?