• Marie emigrated from Denmark with her husband and their children. They crossed the ocean by way of the ship Monarch of the Sea. Her surname is spelled "Neilsen" in some sources. Further research is needed to confirm her birth and death dates. 

Isaac A. Canfield Company (1864)

• Age at Departure: 43

Sources

• Captain Isaac Canfield Company (fourth ox train), manifests, 1864.
• Sweden, Baptisms, 1611-1920.