A Historical Look at the Grandeur of Chestnut Street on July 10 at 10:30am. Join local historian Derek Strahan for a walking tour that will explore the days when Chestnut Street was lined with grand 19th century mansions. With the help of historic maps and photographs, Derek will tell the stories of these long-lost houses and the famous artists, publishers, military leaders, and business tycoons who once lived in them. Please buy your ticket no later than 10:25 am on July 10. The tour will start promptly at 10:30am at Springfield Museums and last for an hour to an hour and a half. It is free to members of Springfield Museums, the Armoury Quadrangle Civic Association, and Springfield Preservation Trust. For all nonmembers the cost is $5.