Resumen
Harriets invited to accompany her aunts, Thessalonica and Japonica to America. Shes terribly excited, knowing very well that with two expert detectives for aunts, this is going to be no ordinary trip. She soon discovers, to her enormous surprise, that theyre actually on their way to see her sixth aunt, Formica! And as if this werent surprising enough, she finds out that Aunt Formica is a cowgirl, and the reason for their visit is to help her catch some rustlers that have been stealing cattle from her ranch. Harriet and her three aunts must move like greased lightening if theyre to get on the trail of the slippery cattle thieves. Its time to saddle-up and yee-ha!
