1972Final results
1972 election for Illinois Representative District 42
Illinois House of Representatives · Illinois
3 seats: W. Robert Blair (R), George Sangmeister (D), Harry D. Leinenweber (R) won.
3 seatsW. Robert BlairRepublican · winner · incumbent
31.7%71,552
George SangmeisterDemocrat · winner
26.2%59,285
Harry D. LeinenweberRepublican · winner
24.0%54,169
Eugene F. DuffDemocrat
18.1%40,912
225,918 votes
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET
The seat over time
D − R margin in this seat's races around 1972
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET