Kathryn Reiss. The Silver Guitar: A Julie Mystery (2011) 161 pp. (American Girl Mysteries)
When an oil spill threatens the sea birds of San Francisco, Julie is eager to lend a hand. So when she learns that her friend T.J. is helping with an auction to raise money for the clean-up efforts, she decides to get involved. But then she finds out that T.J. is in trouble, and Julie just can’t shake the feeling that he’s hiding something from her. Can Julie follow the clues before it’s too late to help her friend? Juvenile.
Setting: San Francisco (1970s)