Eastside Heritage Center archivist Megan Carlisle will be speaking at the Redmond Historical Society meeting on May 14.

The meeting will be from 10:30 a.m. to noon at the Old Redmond Schoolhouse Community Center at 16600 N.E. 80 St.

Carlisle will be speaking about what happened when the Lake Washington Ship Canal was completed and the water level dropped by nine feet.

Attendees will learn about how the changing shoreline has affected businesses and residents from Renton to Woodinville to Lake Sammamish.

The Historical Society is also selling raffle tickets for its quilt in honor of Redmond’s centennial in 2012. Tickets are $2 each.

To receive the society’s monthly newsletter, call (425) 885-2919, or email info@redmondhistoricalsociety.org.

Books, note cards, free historic walking tour brochures, and the book, “Redmond Reflections,” are also available by appointment at the Redmond Historical Society office, which is located at 16600 N.E. 80th St., room 106. The office is open Monday, Wednesday and Thursday from 9:30 a.m. to 4:30 p.m.

For more information, visit www.redmondhistoricalsociety.org.