A Kirsten Mystery Books

Kirsten Larson has been living on the Minnesota frontier for only a few weeks when her neighbor and friend, Erik Sandahl, disappears. Erik had promised to help the Larsons at harvest time–and he owes Uncle Olav money. Has Erik run out on his promises? Everyone seems to think so–except Kirsten. Can she figure out what’s happened to her friend? Takes place in 1854.