Mystery Ranch - Long, Christopher E, and Warner, Gertrude Chandler (Creator)

Henry, Jessie, Violet, and Benny Alden have just found out they have an Aunt Jane who hasnt spoken to their grandfather in years. The children are spending the summer on Aunt Janes ranch out west. On the way there, the girls spy a mystery man. Will he reveal an amazing discovery about the ranch that will change everything?

Mystery Ranch 2009, Albert Whitman & Company, Morton Grove, Ill.

ISBN-13: 9780807528709

Trade paperback