Iowa Official Register 1939-1940
Plymouth County, Iowa, County seat: LeMars
| Office | Name of Officer | Post Ofc | Politics |
| Auditor | L. A. Ludwig | LeMars | Democrat |
| Clerk of Court | Earl F. Remer | LeMars | Democrat |
| Treasurer | Frank E. Wentz | LeMars | Republican |
| Recorder | Marie Jahn | LeMars | Democrat |
| Sheriff | Frank Scholer | LeMars | Democrat |
| Supt. of Schools | Christine Petersen | LeMars | Republican |
| Engineer | E. E. Nelson | LeMars | Republican |
| Coroner | S. H. Luken | LeMars | Democrat |
| County Attorney | Morse Hoorneman | LeMars | Republican |
| Supervisor | H. Grimjes (Chairman) | LeMars | Republican |
| Supervisor | D. S. Twogood | Hinton | Republican |
| Supervisor | Dick Bohlken | Akron | Republican |
| Supervisor | Irving Schulte | Remsen | Republican |
| Supervisor | J. R. Graham | Kingsley | Republican |
~Sources: Original scanned pages submitted by researcher, E. Driggs; Transcription done & posted by Linda Ziemann, Plymouth County Coordinator
IAGenWeb 2012