a book compilied by Mildred Bowen O'Brien.
published 1978 by Family Line Publications, Rear 63 E. Main St., Westminster, MD 21157

Thomas Sedwick (1640? - 1797/98) lived in Calvert County, Maryland, as did many of his descendants. This book has some information on John Sedwick and his descendants.

The book conatins over 10,000 records for Calvert County, Maryland, including

• Church & Newspaper Records
• Tombstone Inscriptions
• Family Bible Records
• Court House Marriage & Birth Records
• Over 10,000 Names

Liz Klukas has a copy and will do lookups.