2 years, 8 months ago
How many years has it been estimated that the burning of the library at Alexandria set civilization back?
How many years has it been estimated that the burning of the library at Alexandria set civilization back?
Separate topics with commas, or by pressing return. Use the delete or backspace key to edit or remove existing topics.
You can leave an optional "tip" with Mahalo's virtual currency, Mahalo Dollars. If you are asking a difficult question that might require some research, or if you'd like a wide variety of feedback, a higher tip often leads to more answers to your question.
M$
