The Jewish Community Center in Sherman will present a slide-talk and book signing, “Finding Brass Valley, a Place in Time that Has Almost Vanished,” Aug. 21 at 10:30 a.m.

Emery Roth, the author of “Brass Valley: The Fall of an American Industry,” will be the guest speaker for the program at the 9 Route 39 South center.

The steep valley of Connecticut’s Naugatuck River was called "Brass Valley” because from the time the world began running on steam and bearings, trolleys and soot, the Naugatuck Valley came to be where most of the world’s brass manufacturing happened.

Ansonia Copper & Brass was the last descendent of Anaconda American Brass, operating in historic buildings on historic properties using equipment, some of which went back to the 19th century.

With Wright Brothers-era technology, they made metal tube for 21st century submarines until the factory closed for good in December 2013.

For more information and RSVP, call 860-355-8050 or