In the Index and Surname Cross-Refrence to nellie Riley Raber's Whitley County Obituaries 1858-1910 on pg4 is listed the following
Bentz, Mrs. Adam(Elizabeth Cuney P-29-Dec-1909 and CM 8-Jan-1910. Bentz, John-C-13-Mar-1894 and P-28-Mar-1894. If you contact the Peabody Library in Columbia City, IN they can pull the microfilm and run you copies of the obituaries which might give you more information on who these people are related to. Also in the 1860 Whitley County IN Federal Census, Columbia Twso at house #239/245 is- Bentz,George-32MW-Mst Blacksmith-225-200-Ohio Lydia-30FW-Ohio Lucetta-9FW-Ohio Rebecca-6-FW-Ohio Susannah-4-FW-Indiana John-2MW-Indiana House #326/332-also Columbia Twsp. Bentz, Eric-41MW-Farmer-0-50-France Catharine-38FW-France Elizabeth-6FW-PA John-7MW-PA Catharine-4FW-PA Mary-1FW-Indiana I have hard copy of 1850 and neither family appears on 1850.Not sure if either family is related to the party you are seeking but gave you what info I could find.