Fundraiser: Mesopotamia Teaching Materials
Please help us create teaching materials on Mesopotamia (including several complete lessons with worksheets, activities, answers, essay questions, and more), which will be free to download for teachers all over the world.
Cite This Work
Zeno.org, . (2020, July 21). Beijing Observatory Instruments. Ancient History Encyclopedia. Retrieved from https://www.ancient.eu/image/12508/
Zeno.org, . "Beijing Observatory Instruments." Ancient History Encyclopedia. Last modified July 21, 2020. https://www.ancient.eu/image/12508/.
Zeno.org, . "Beijing Observatory Instruments." Ancient History Encyclopedia. Ancient History Encyclopedia, 21 Jul 2020. Web. 25 Nov 2020.