1893 geological chart created by by Levi Walter Yaggy, who created a number of educational charts using chromolithography in the 19th century. This chart highlights the different eras: Eozoic, Paleozoic, Mesozoic, Cenozoic, and Psychozoic.
Additional information
Weight | .25 lbs |
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Dimensions | 13.5 × 20 × .002 in |
Map Maker: Levi Walter Yaggy
Original Production Year: 1893
Original Production Year: 1893