Sincerely Amy &
The photographer is L.M.Lenske 1841 Central Ave Minneapolis.
Thanks for stopping by.
Update from Iggy:
The 1920 US Census suggest that these might be Amy and Fontella Manthei.
Mrs. Fontella Campbell died very young on 22 Jul 1927. Amy was a year younger (b. c. 1907) and both were the daughters of August Manthei and Finis (Ferris) E Corey