Honoring WWII Codebreakers and the Founding of Engineering Research Associates

In a salute to a remarkably powerful era of entrepreneurism, the Ramsey County Historical Society (RCHS) is celebrating the enduring economic and technological activity unleashed in the Twin Cities by Engineering Research Associates (ERA) more than 75 years ago. A commemorative plaque will be installed at the company’s original site, 1902 Minnehaha Avenue West in St. Paul, at 3:30 pm on Thursday, June 15. Read more on the RCHS website. 

Start date
Thursday, June 15, 2023, 3:30 p.m.
End date
Thursday, June 15, 2023, 5:30 p.m.

1902 Minnehaha Avenue West, St. Paul, MN 55104

Parking for the plaque unveiling is available at the site.