1970Flipped from RepublicanFinal resultsIncumbent defeated
1970 election for Pennsylvania House District 155
Pennsylvania House of Representatives · Pennsylvania
Samuel W. Morris (D) won with 56.2% of the vote, defeating C. Timothy Slack (R) by 12.4 points, a seat Republicans won last time.
Samuel W. MorrisDemocrat · winner
56.2%10,547
C. Timothy SlackRepublican · incumbent
43.8%8,214
18,761 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 1970
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET