Sinclair Dinosaur Exhibit At The Century Of Progress
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The Dinosaur Exhibit built by the Sinclair Refining Company at the 1933 World's Fair in Chicago is the first attempt to recreate out-of-doors a portion of the earth's surface as it existed 100 million years ago. The huge beast shown on this card is a Brontosaurus. He shown on this card is a Brontosaurus. He bulked 40 tons in life and was 70 feet long |
