New Voting Machine Demonstration Monday, March 23, 2020 at 2:00 PM to Monday, March 23, 2020 at 5:00 PM Delaware County Hosts Demonstration of New Voting System. The public is invited to view and test the new Hart Verity 2.3.4 system and ask questions. This is being held at the Mary M. Campbell Library at 1015 Green Street, Marcus Hook, PA 19061.