Fort Miles Lecture Series: Navy Sound Surveillance System

When: 10:00 a.m., Saturday, November 15, 2025; Doors open at 9:30 a.m.

Where: Fort Miles Battery 519 North Gun Room in the Cape Henlopen State Park

Cost: Free lecture
Those attending are asked to consider a donation to support Fort Miles.

About the Speaker:
Navy Capt. (Ret) Bill Manthorpe is a retired Navy Captain and government civilian Senior Executive.  He retired in 1994 as the Deputy Director of Naval Intelligence, having served 40 years as an intelligence professional.  Bill has been researching, writing and speaking on the naval and maritime history of Delaware.