Are These People Members of the Prahl or Hankes Families?

Are these people members of the PRAHL or the HANKES families of Chicago?

       This postcard photo belongs to CLAIRE ROZBESKY and has been in her family for 100 years. She would like to identify these relatives.
Please contact her at the following e-mail address:

HomerTown@aol.com

Photo probably taken in 1893.