<Tr> <Th> Area </Th> <Td> 1,225,000 acres (496,000 ha) </Td> </Tr> <Tr> <Th> Built </Th> <Td> 1852 (1852) </Td> </Tr> <Tr> <Th> NRHP reference #</Th> <Td> 66000820 </Td> </Tr> <Tr> <Th_colspan="2"> Significant dates </Th> </Tr>

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