Join David B. Williams and Jennifer Ott, co-authors of Waterways at the Ballard Locks visitor center for an engaging discussion on the history of the Hiram M. Chittenden or Ballard Locks. David hosts the Friday, Oct. 5th date and Jennifer hosts the Friday, Oct. 12th date. Both talks start at 2:30 and last about an hour. Admission is free, but donations are welcome to cover speaker costs and the rest goes to educational renovations taking place at the Locks.