In the 19th century , there followed further innovation by PERSON@1 , the gothic novelist PERSON@2 , children 's writer PERSON@3 , the LOCATION@1 sisters , the social campaigner PERSON@4 , the naturalist PERSON@5 , the visionary poet PERSON@6 and romantic poet PERSON@7 .

In the 19th century , PERSON@1 and PERSON@4 were popular novelists .
