Page:The Outline of History Vol 1.djvu/121

From Wikisource
Jump to navigation Jump to search
This page has been proofread, but needs to be validated.
97
THE FIRST TRUE MEN
 
Page 097 (Vol. 1 - The Outline of History, H.G. Wells).png

Time Diagram Showing the Estimated Duration of the True Human Periods.

This time diagram again is on a larger scale than its predecessors. The time diagram on page 60, if it were on this scale, would be nearly 4 feet long, and the diagram of the whole geological time on page 14, between 500 and 5000 feet long (or perhaps even as much as 10,000 feet long).