See in Find a Grave, http://www.findagrave.com/cgi-bin/fg.cgi

Pickering, Joseph
b. Sep. 21, 1833 d. Nov. 8, 1899

Pickering, Mary (Atckison)
b. Sep. 27, 1828 d. Aug. 14, 1908

Christ Church Episcopal Churchyard
New Brunswick
Middlesex County
New Jersey, USA

Both Joseph Pickering and Mary (Atckison) Pickering were born in England. Mary's maiden name appears elsewhere as Atkinson.

Their son-in-law William Faulkner (1861-1906), husband of their daughter Priscilla Pickering (1867-1966) is also buried in the same cemetery and his gravestone can also be seen in Find A Grave.