Question: What song has a Roud Folk Song Index number of 7622 and was written by Sarah Josepha Hale?
Sentence (from "Liberia; or, Mr. Peyton's Experiments"): Liberia; or, Mr. Peyton's Experiments is an 1853 novel by Sarah Josepha Hale, the author of the nursery rhyme "Mary Had a Little Lamb", who wrote the novel under the name of Sara J. Hale.
Relevant evidence: Yes