You are correct that Ethel Riley Leffew is the woman on the far left. I do not recognize any of the other people in the photo. The background is similar to other family photos I've seen taken in Indianapolis. Nancy Lee Garrett
Researching the following surnames in my birth family: Bell, Cox, Doty, Robinson, Smith, Sutton.
Researching the following surnames in my adoptive family: Harmon, Feasel, Leffew, Taylor.
Researching the following surnames based on first marriage: Brucker, Sweet.
Researching the following surnames based on second marriage: Booker, Clausell, Garrett.