Jun. 9, 1854 Andover Essex County Massachusetts, USA
Nov. 30, 1924 Lambertville Hunterdon County New Jersey, USA
John was the fourth of seven children of Joseph Masterson and Julia Williams Masterson. John's family moved to Lambertville in 1861, and he based himself there for most of the rest of his life.
John married twice. First he wed Jennie Lewis in Lambertville. They had a daughter Clara in 1875, but she died four months later. It is believed that Jennie died shortly after her daughter.
John then wed Catherine Agusta Dever on Apr. 9, 1877 in Lambertville. Together they had eight children: Joseph in 1878, Susannah Elizabeth in 1880, Mary in 1882, Catherine Agusta in 1884, Julia in 1886, John Michael Jr. in 1888, Francis Patrick in 1890 and Margaret in 1892.
John is shown in the photo with his wife Catherine and their two eldest children, Joseph and Susannah.
John travelled around the country supervising paper factories.
He is buried in the unmarked Masterson plot adjacent to the service road, between the Price - Wilde gravestone and the gravestones of Florence Ledger McGowan and Sister Mary Marguerite Hartpence.