XHUBBARD -- Announcement is made by Patricia and David Herdman, 1316 Will-O-Wood Drive, of the engagement of their daughter, Katherine Herdman, to John Chismar Jr., son of Elizabeth and John Chismar, 145 S. Shore Drive, Boardman.
The couple will exchange vows during an open ceremony at 2 p.m. April 9 at St. Vincent DePaul Church in Vienna. Invitations will be issued for a reception to follow at the Davis Education and Visitor Center in Mill Creek Park, Youngstown.
Miss Herdman graduated from Youngstown State University with a bachelor's degree in chemical engineering and is a project engineer and project manager for General Temperature Control in Columbus.
Her fiance, a YSU graduate with a bachelor's in mechanical engineering, is an engineer with Lucent Technologies in Columbus.