Seven Sleuths' Club
Author: first_name: Grace May
last_name: North
Language: English
Year: 1928

Some girls from a day school started a club called Spread Sunshine Club, but change the name when they decide to find some mysteries to solve. They add another girl to their club and before they realize a mystery has began! This is a book by the same author of Bobs, a Girl Detective. She had another writing name. (Summary by peppersnoodles93)