1978Final results
1978 Democratic primary for Oklahoma Senate District 40
Oklahoma State Senate · Oklahoma
ERNEST JIM ISTOOK led; no source recorded a winner.
Ernest IstookDemocrat · leading
43.1%3,362
Mike CombsDemocrat
34.9%2,721
John DawsonDemocrat
12.8%1,001
George R. HanksDemocrat
5.3%413
Stan GeorgeDemocrat
3.8%299
7,796 votes
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET
The candidates
Ernest Istook (D)Mike Combs (D)John Dawson (D)George R. Hanks (D)
Also on the ballot: Stan George (Democrat), 3.8%