Complex sentence: Leavitt was born in Lowell, Massachusetts to Erasmus Darwin, Sr., a native of Cornish, New Hampshire, and Almina (Fay) Leavitt, graduated from local schools at age 16, and performed a 3-year apprenticeship at the Lowell Manufacturing Company.
Split into simpler sentences: Leavitt was born in Lowell, Massachusetts to Erasmus Darwin, Sr., a native of Cornish, New Hampshire, and Almina (Fay) Leavitt. He graduated from local schools at age 16, and performed a 3-year apprenticeship at the Lowell Manufacturing Company.