New to this site but saw your post.I'm starting research for a lady who was married to the son of Carl John's brother (Ferdinand).I have siblings if you are interested.Carl's parent were Wolf Heinrich Krohn (b. 4 jan 1840, d. 13 jan 1922, bur. in Fremont, NE)& Margretha Liit (b. 21 mar 1843, d. 18 jan 1926, bur. in Fremont, NE).They came from Germany (Fargan, near Keil)about 1875.Let me know if you want the siblings of Carl & Ferdinand.I'm just starting on researching Wolf & Margretha.