John A Northrop age: 73 Known as: John A Nathrop Related to:Marianne Northrop, 80 Has lived in:Hamden, CT West Haven, CT New Haven, CT John K Northrop age: 82 Known as: Kenneth J Northrop John P John F Northrup John K Northrup Related to:Steven Northrop Has lived in:Winsted, CT New Milford, CT Sandy Hook, CT West Plains, MO John G Northrop age: 41 Related to:Lisa Christensen, 57 Mark Petonito Has lived in:Cheshire, CT Wallingford, CT Winter Park, FL Sarasota, FL John K Northrop Related to:Kennith Northrop, 55 Alyssa Northrop Has lived in:Sandy Hook, CT