8 linear feet.
1 linear foot of photographs.
Partial calendar; preliminary item lists.
Titular archbishop of Heliopolis; fourth of William and Emily (Prime) Seton's seven children; the grandson of St. Elizabeth Ann (Bayley) Seton, founder of the American Sisters of Charity in 1809; and cousin of Archbishop James Roosevelt Bayley, first bishop of Newark and founder of Seton Hall University in 1856.
Correspondence, mostly of the Seton Family, 1782-1908, including among their correspondents James Cardinal Gibbons and Bishop Winand M. Wigger; photographs, clippings, pamphlets and sermons; St. Elizabeth Ann Seton's prayer book and Robert Seton's diaries and books; paintings and family lithographs; an expense account book, a family genealogy, a book of sermons, and four notice books of St. Joseph Church, New Jersey, 1880-1899.
CSET; GSET