Item Info

Language: English
Material: Gouache on board
Transcription:

"Each 10 = 10,000,000 year 

Proterozoic Era

Crustean, trilobite, mollusk, echinoid, annelida, worms, coelenterata, corals, jell, sponges, protozoa, sea weeds, blue, yellow, brown, red

Liverworms and mosses, ferns, horsetails, and mosses

550,000,000, 500,000,000, 450,000,000, 400,000,000, 350,000,000, 300,000,000."

Media Type: Illustrations
Source: Children's Literature Research Collection
Provenance: Gift of Virginia Lee Burton, 1968.

Bibliography:

Virginia Lee Burton, Life Story (New York: Houghton Mifflin, 1962).

Creation Year (Single Year or Earliest Date): 1962
Image Dimensions Width: 22 cm
Call Number: BURT PRE 1
Creator Name: Burton, Virginia Lee, 1909-1968 - Artist