The Development of Telescope

00:00:00,280Now turn to section four. 00:00:07,480Section four. You will hear a university lecture on the early development of the telescope. First, you have some time to look at questions thirty-one to forty. 00:01:09,580Now listen carefully and answer questions thirty-one to forty. 00:01:17,040Good morning. Today's lecture is about the development of the telescope up until the end of the seventeenth century. We can trace the telescope's earliest form back to the twelve hundreds. History record...